Chapter 9

Question 1

After a member gives a Mayday for Imminent Collapse and gives the location of the imminent collapse and their location, the IC shall then transmit _

Answer 1

“Command to all units, Mayday, Get Out of Building, Get Out of Building” and repeat message as often as possible. IC shall ensure roll call conducted immediately and have all members accounted for.

Question 2

After a member gives a Mayday for Collapse Has Occurred and provides the location and extent of collapse, number and nature of injuries, and If anyone if trapped, the IC shall _

Answer 2

Immediately assign specific units to assist at the location of the collapse and simultaneously ensure a roll call is conducted immediately and all members are accounted for. IC shall notify all units when Mayday has been resolved and that normal ops may resume

Question 3

When an Urgent is transmitted for a 10-70, who shall announce over the HT when a positive water source has been attained:
A. 1st Engine ECC
B. Water Resource ECC
C. Engine Officer supervising HL
D. IC

Answer 3

D. IC. The IC shall also inform the Borough Dispatcher that a positive water source has been attained.

Question 4

When the IC decides to discontinue an interior attack and institute an exterior attack, the IC shall immediately press their EAB and transmit:
A. Mayday 3X’s, Command to all units, Mayday- All Units- Mayday, Back Out, Back Out
B. Urgent 3X’s, Command to all units, Urgent, All Units- Urgent, Back Out, Back Out
C. Mayday 3X’s, Command to all units, Mayday- All Units, Get Out of Building, Get Out of Building
D. Urgent 3X’s, Command to all units, Urgent- All Units, Get Out of Building, Get Out of Building

Answer 4

B Urgent with “Back Out.” All Units Back Out. We are transitioning to an exterior attack.” Following this transmission, the IC shall immediately contact each unit individually by HT to confirm receipt of this message. IC shall then ensure a Roll Call is conducted immediately and all members are accounted for.

Question 5

After an Urgent is given for “Water Loss” the IC shall contact by HT _

Answer 5

All of the units affected by the water loss and units operating in positions above the water loss to ensure they are aware of the problem. If necessary the IC shall back units out of exposed areas, assign specific units to assist in removal of these units, and conduct a roll call to account for all members.

Question 6

What is the procedure for the IC to gain control of the HTs?

Answer 6

Utilize Emergency Alert Tone, “Urgent 3X’s Command to All Units - Urgent, All Handie Talkie Transmissions are to Cease”

Question 7

T/F: The Emergency Alert Tone outputs at maximum volume regardless of any member’s volume setting.

Answer 7

True

Question 8

What is the IC’s procedure for utilizing “Emergency Alert Tone Assisted Rescue?”

Answer 8

IC makes announcement over HT and designates a new PRIMARY tactical channel. This channel SHALL NOT be the same one on which the missing, lost, or trapped member was operating. All members except the member designated to produce emergency alert tone are to operate on newly designated primary tactical channel.

Question 9

T/F: Once the IC tests and confirms that the Repeater System in a subway is functional, it can replace the HT Relay?

Answer 9

False: An effective HT relay must be est whether the station is equipped with a repeater or not.

Question 10

T/F: Excess traffic on HT is a sufficient reason to activate cell phone use?

Answer 10

False: Not a sufficient reason. Instead, IC shall activate a command channel or additional tactical channels.

Question 11

The Battalion Recorder System uses a wireless LAN technology that transfers data from the vehicle to the workstation only when _

Answer 11

The Battalion vehicle returns to its own quarters. The recorder in the vehicle becomes operational shortly after the vehicle is started. Vehicle must remain on with motor running at scene.

Question 12

T/F: The HT recorder systems will simultaneously record HT transmissions on all channels?

Answer 12

False: All channels except Channel 9 in Zone A on both models (I and III). The recorders do not record transmissions to or from borough dispatchers.

Question 13

An operational test of the Battalion HT recorder system shall be performed _

Answer 13

Start of each tour and when the rig has been placed back in service after repairs or PMP. Functional test of system can be performed at the same time notification is made to Starfire to register MDT terminal.

Question 14

The first 3 receivers 1, 2, and 3 are dedicated to which channels for the Battalion HT Recorder System?

Answer 14

HT 1 Tactical, HT 2 Command, and HT 3 Tactical

Question 15

Whenever a Battalion vehicle is placed OOS for any reason, the BC shall notify AAT Communications (AAT) by phone or email. Which is the preferred method of contact?

Answer 15

Telephone

Question 16

T/F: Battalion vehicles must be left running at fire and emergency ops

Answer 16

True: To ensure Battalion Recorders continue to function for the duration of the incident. Whenever left unattended, the “Secure Idle System” shall be engaged.

Question 17

Which Mayday and Urgent transmissions require a Roll Call?

Answer 17

Mayday: Collapse Imminent/Collapse Occurred
Urgent: Interior Attack Discontinued and Exterior Attack Instituted/Loss of Water Endangering Members
Anytime bldg/area is evacuated/Anytime IC determines emergency roll call necessary to account for members

Question 18

An updated printout of all companies on scene can be obtained by “IS SNP”

Answer 18

press “Incident Summary”
press “Send”
press “Next”
press “Print”

Question 19

Does EFAS replace the use of Roll Call procedures?

Answer 19

EFAS does NOT replace the use of Roll Call procedures

Question 20

Who initially monitors EFAS?

Answer 20

1st Battalion FF, AFTER performing their primary duties, monitor EFAS until relieved by an EFAS trained member of FAST Unit. If FAST FF does not replace Battalion FF by the time Div BU FF arrives, the Div BU FF will relieve Battalion FF.

Question 21

If a vehicle with EFAS capability is within HT range of a member activating EAB, the MDT will automatically switch from Starfire to EFAS and print out _

Answer 21

Company, Position, Time of Mayday

Question 22

On EFAS screen what do the following colors indicate:
A. Red
B. Yellow
C. White
D. Grey

Answer 22

A. Red is active Mayday
B. Yellow (Cleared on bottom line of Maydays)
C. White: Normal status
D. Grey: Unstaffed positions that do NOT need to be accounted for

Question 23

How many channels can EFAS monitor?

Answer 23

EFAS has the capability to monitor any of the 16 channels however it can only monitor one at a time. A separate Battalion, Division, or EFAS equipped vehicle is needed in conjunction with an EFAS trained FF for each channel in use.

Question 24

Who carries the portable EFAS?

Answer 24

Each Division. Decision to deploy portable EFAS shall be made only by IC

Question 25

What is shown on the EFAS screen when a FF hits the EAB?

Answer 25

Company, Position, Name of member

7 digit Internal Radio Code will be preceded by letters “EM”

Question 26

An LT 1st arriving at a fire area shall transmit all except _ to IC
A. Access to fire area
B. Location of fire
C. If an MD, number of apts on fire fl
D. Configuration of bldg

Answer 26

D “LO-DANCE” fire Conditions

Question 27

Choose incorrect
A. BC instructs a FF who activated his EAB to switch to Ch 16 and re-depress EAB in order for Beacon Tone to continue to operate on new channel
B. Distressed FF neglects to press EAB and proceeds to immediately start his emergency message w/”Mayday 3X’s”
C. An LT, upon completion of Mayday emergency message between a distressed FF and IC, and hearing no further orders, knows that he must wait until IC gives “All Clear” order before resuming any transmissions w/FF under his functional supervision
D. BC announces interior attack to be discontinued and states, “Urgent 3X’s” Cmd to all units, Urgent, Back out, back out”

Answer 27

A When a member switches to Ch 16, their “Beacon” continues unless the “Emergency Alert Tone” is deactivated. The IC may instruct the member to
deactivate the tones if they are hampering comm
C Normal HT use may be resumed upon completion of the emergency message or signal unless the IC orders otherwise

Question 28

Which of following are not “Urgents” (2)
A. FF suffers broken leg on fire fl and is bleeding profusely
B. FF discovers a running crack in a cinder block wall which is puffing smoke
C. Unit discovers fire entering an exp and items are starting to ignite
D. ECC loses water in HL on fire fl
E. BC initiates an exterior attack on a vacant from 1st moment units arrive
F. 1st ECC unable to secure positive water source and needs to transmit 10-70
G. FF sees flames impinging on LPG tanks stored in a room adj main fire area

Answer 28

A Mayday for life threatening injury
E Urgent not needed because there was no interior HL attack. Urgent is for discontinuing interior attack and switching to exterior attack, followed by Roll Call.

Question 29

BC seeks to gain control of HT network due to excess transmissions depresses EAB then (choose correct)
A. Transmits “Mayday 3X’s Cmd to all unit- Mayday all HT transmissions are to cease”
B. After transmitting message to units no further action is req’d by IC unless units continue to transmit
C. Once control has been gained, IC can transmit “Resume normal HT transmissions”

Answer 29

C
A Should be “Urgent 3X’s”
B after transmission to units, EAB must be deactivated either by depressing and holding EAB for approx 2 sec
until a reset tone is heard or turn the HT off and then back on. Failure to deactivate will cause transmissions by the IC to be preceded by the letters EM which may
cause confusion.

Question 30

Feedback Assisted Rescue (FAR) correct
A. IC designated a new Primary Tactical Ch, other than that of missing FF, and ordered all FFs other than missing FF to switch to new Ch
B. FF designated to create feedback was assigned 2 HTs and located in proximity to rescue activity to produce strong feedback signal
C. Feedback was created by depressing transmit button on only 1 of HT and holding speakers 1-2” apart
D. FF creating feedback continuously presses PTT button in order to provide continuous feedback signal with no lapse

Answer 30

C

A FF creating feedback keeps HT on same ch as missing FF
B Designated member should be located remote from search activity to avoid confusion among searchers.
D “time-out-timer” cuts off transmitter after 30
sec of continuous operation to eliminate the “stuck button” problem. Designated FF will have to release the PTT button momentarily every 30 sec to re-key the transmitter

Question 31

Areas w/Good HT Ops (3)
A. Elevator cars
B. Subway level to level
C. Outer areas in Hi Rise bldg
D. Core areas in Hi Rise bldg
E. Subways in straight line
F. Unobstructed shafts
G. Window area
H. Stairs

Answer 31

C F G “OSW” Outer area of bldg, Shafts unobstructed, Window area

Question 32

Correct use of Cell Phones
A. 2 BCs discussing vacate procedures during supervisory AFID duties, utilizing direct voice radio capability
B. At multiple alarm fire, BC notified IC he was activating cell phone due to excess HT traffic
C. BC at subway ops found HT relay and Post Radio ineffective and decided to next use cell phone to communicate critical info to IC
D. After notifying IC he was activating his cell phone, Rescue Off contacted Rescue Battalion prior to hearing back from IC

Answer 32

A
B Excess traffic on HT is not a sufficient reason to activate cell phone use. In this case, the IC shall activate a Cmd Ch or add’l tactical ch
C All available FD means of comm should be considered prior to utilizing the direct voice radio communications mode e.g., post radio, HT relay, 800 Mhz radio, sound powered phones. Only at this time may the direct voice radio comm mode of same type cell phones be used for comm (Ex. Nextel to Nextel)
D The IC must be notified and approve.

Question 33

Recorder in Battalion rig: BC must notify AAT communications if _ appears on LCD display
A. Startup Complete
B. High Buffer
C. Memory Full
D. Overwriting

Answer 33

C and D

Also for Low Buffer and Startup Failure

Question 34

Choose incorrect of Battalion rig
A. HT recorder system will simultaneously record HT transmissions on all Ch except Ch 9 in Zone A on both models I and III of XTS3500R
B. Battalion vehicle fitted w/shore power connection must be plugged in upon return to qtrs to avoid battery failure. Recorders do not record messages to and from Dispatcher
C. Battalion vehicle should have motor off but ignition key in “run” position to help reduce emissions.
D. Upon return to qtrs ignition shall be turned off; however HT recorder will remain on to wirelessly transfer data to computer workstation in office for a max of 25 minutes.

Answer 34

C All battalion vehicles must remain on with the motor running at the scene of fire and emergency operations, regardless of their order of arrival or level of alarm. This procedure is necessary to ensure all handie-talkie communications are preserved

Question 35

Emergency Roll Call Correct (3)
A. Emergency roll call has been delegated to and conducted by Co Off, Div FF, or experienced FFs
B. If done by Co Off, IC must consider special calling replacement unit for company conducting roll call
C. Bureau of Ops mandates roll calls to be conducted qtrly in JAJO. These training roll calls will be conducted after ops are completed
D. Bureau of Ops mandates Cmd Ch training drills to be conducted in May and Nov. These drills will be used at all large scale drills and discussed at Div Conf

Answer 35

B C D

A Experienced Battalion FFs, NOT experienced FF’s

Question 36

Which require Emergency Roll Call (7)
A. Collapse imminent
B. Collapse occurred 
C. Collapse feared
D. Bldg evacuated
E. Area is evacuated
F. Water loss endangering members
G. 10-70
H. IC determines emergency roll call is necessary to account for members
I. Interior attack discontinued; exterior attack instituted

Answer 36

A B D E F H I

Question 37

Incorrect for taking control of HT network
A. Utilize Emergency Alert Tone on HT
B. Utilize Post Radio on tactical ch 45 watts
C. Use UHF radio in Battalion or Division vehicle on tactical ch 40 watts
D. Use cross band repeater radio installed in some battalion or division vehicles on tactical ch 40 watts

Answer 37

D Use the Cross Band Repeater radio installed in some Battalion Vehicles on the tactical ch (40 watt transmission). No mention of Division vehicles

Question 38

Mayday correct (2)
A. “Collapse Imminent” IC should respond “Cmd to all units, Get out of bldg, Get out of bldg” repeating message as often as necessary
B. Roll call req’d for “Collapse Imminent” or “Collapse Has Occurred”
C. FF found unconscious, Mayday transmitted, “Mayday Injured Member” followed by members Location, Unit, ID, Injuries, and Resources needed
D. “Missing Member” IC needs to know member’s last known location or ref point, assigned unit, name and assignment. IC should assign units on scene to conduct a search and contact units on scene by HT to attempt to locate missing member
E. Missing member located, FF should immediately press missing member’s EAB to ID via EFAS

Answer 38

A B
C MAYDAY UNCONSCIOUS MEMBER followed by “LUNR” Location, Unit and ID of the injured FF, Nature and extent of the injuries, if known, Resources needed
D Not assigned unit; Unit working that tour
E Press own EAB to alert IC that member found first

Question 39

Urgent incorrect
A. IC hearing “Urgent 10-70” on HT by an ECC must transmit an “Urgent 10-70” to Borough Dispatcher
B. 10-70 resolved, IC must announce over both HT and Dept radio positive water source attained
C. IC orders interior attack discontinued to institute ext attack, members must w/draw and prepare for roll call
D. Loss of water, IC shall contact all units affected and operating in positions above water loss to insure they are aware of problem. Units above water loss must back out and roll call conducted
E. Anytime change in conditions that severely impact an operation or Safety of members, Urgent shall be transmitted specifying location of problem, nature of problem and what members or units affected

Answer 39

D If necessary, the IC shall back units out of exposed areas, assign specific units to assist in removal of these units, and conduct a roll call to account for all members

If IC needs Units to Back out of interior to exterior attack…“Urgent-Urgent-Urgent, Command to all Units. Urgent, All Units Back Out, we are transitioning to an exterior attack”

Question 40

Emergency Alert Tone Assisted Rescue correct
A. IC should announce over HT “Emergency Alert Tone Assisted Rescue will be implemented” and have a secondary tactical channel
B. All members except FF designated to produce EAT are to operate on secondary tactical channel
C. FF designated to produce EAT should be located remote from ICP
D. EAB should be pressed every few seconds to transmit tone, then pausing to allow for possibility of response
E. When tone is heard indicating vicinity of member, EAT should be discontinued

Answer 40

D
A B New Primary tactical channel other than one missing member on (NOT Secondary tactical channel)
C Designated member should be located remote from search activity to avoid confusion among searchers
E When the definite location of member has been determined, EAT should be discontinued to lessen the discomfort of trapped member and to enable communication between this member and searchers

Question 41

Correct for Battalion Vehicle HT recorder
A. LCD display of electronic status panel in center console shows Start Up Failure, Low Buffer, Memory full or Overwriting, Dispatcher should be notified
B. Battalion rig up to and including 3rd alarm must remain on w/motor running at scene of incident
C. If vehicle unattended, Secure Idle System shall be engaged
D. Rig records both HT channels and Borough Dispatcher channels
E. Operational test of Battalion recorder should be performed weekly, when rig has been placed in service, and anytime vehicle battery fails

Answer 41

C
A If one of the following messages appears on the LCD screen, notify AAT Communications at (718) 605-2700 upon return to quarters: or email Telephone is the preferred method of contact
B All battalion vehicles must remain on with the motor running
D No recordings of Dispatcher messages
E Tourly

Question 42

Testing Battalion recorder for HT 2 Command. Wait for System Ready on LCD screen, set HT to Ch 2, then depress HT button. If good LCD will read _
A. HT 2 
B 2 R
C 2H
D HT 2

Answer 42

B

Question 43

Which of the following channels can EFAS monitor
A. Only 1-16
B. Only 1-16 plus NYMAC
C. Only channels 1-16 plus UTAC
D. Channels 1-16 plus NYMAC and UTAC

Answer 43

D it can only monitor one channel at a time, therefore, a separate Battalion/Division/EFAS equipped vehicle in
conjunction with an EFAS trained member is required for each channel in use

Question 44

Battalion Portable EFAS Tablet correct (3)
A. Brought from Battalion rig to Cm Post by BC Aide
B. Used in lieu of EFAS in Battalion rig at scene of 10-75 or greater
C. Used at a small scale incident where no FAST unit is assigned
D. Used at scene of 10-75/greater to provide early monitoring of EFAS by IC until Battalion vehicle EFAS can be monitored
E. Used at ICP to monitor add’l HT channels

Answer 44

C D E
A Brought by Battalion Chief
B Portable EFAS does not replace EFAS being monitored in the Battalion Vehicle by the BC Aide after performing his/her primary duties, until relieved by an EFAS trained member of the FAST Unit

Question 45

BC reporting to multiple alarm fire should bring Portable EFAS to 
A. Command Post
B. When assigned to a Sector
C. When assigned to a Branch
D. When assigned to a Group

Answer 45

A-D

Question 46

BC hears an EAB activation that is NOT immediately followed by an emergency transmission. Correct
A. “Cmd to L99 Roof, do you have an Urgent message”
B. Cmd to EFAS, who activated their EAB
C. Cmd to member who activated EAB, was that an inadvertent activation
D. Cmd to member who activated EAB, go ahead with your Mayday

Answer 46

B

Question 47

Members drilling on EAB shall use which channel
A. Channels 3-8 after monitoring for 2-3 minutes
B. Channels 4-8, after monitoring for 2-3 minutes
C. Channels 6-8, after monitoring for 3-4 minutes
D. Channels 5-7, after monitoring for 3-4 minutes

Answer 47

B

Question 48

Correct for HT recordings
A. Fax HT Recording Request Form directly to HT Recording Unit, and then fwd original form via Ch of Cmd to Borough Commander
B. Units may request any channel as long as they operated at the box
C. Recordings can be used for training with local volunteer fire companies
D. Recordings may be kept in HW when not in use

Answer 48

A
Chiefs can request a recording of HT transmissions on any of the available channels. Recordings are property of the Dept and used for Dept business only. Non-Departmental business use is prohibited. Kept in a designated secure location in the company office when not in use. Requests for recordings of incidents involving serious injuries, fatalities or high profile incidents will be made available only at the direction of the Chief of Operations

Question 49

Emergency Roll Call incorrect
A. RCO must be assisted by another member who is responsible for monitoring HT frequency that Emergency Roll Call is being conducted on and recording the members by position as they reply
B. Every Battalion and Division vehicle has a pad of pre-printed Emergency Roll Call forms.
C. RCO and member assisting and filling out pre-printed form should be in an area located in the immediate vicinity of Cmd Post
D. If weather is an issue, RCO and assisting member will have to take a position in a dry area, such as an apparatus cab or BC rig.

Answer 49

C Away from Command Post

Question 50

The recorder in the battalion vehicle becomes operational shortly after the vehicle is started. It is necessary to observe the LCD display located in the center console to ensure the unit is operational. All of the following messages that would appear on the LCD screen that would prompt the BC to notify AAT Communications can be found below except?
A: Memory low
B: Low Buffer
C: Overwriting
D: Start up failure

Answer 50

A Communications Ch 9 add 1 sec 3.1

“Memory FULL”

Question 51

When the EFAS program starts, it is programmed to automatically download the latest version of the Spare Radio Database. This will be indicated in the bottom center of the task bar in what color letters?
A: Yellow
B: Green
C: Blue
D: Red

Answer 51

B Comm ch 9 add 3 sec 4.2

The date, time, and the most current list will show in green letters

Question 52

Emergency Alert Tone correct
A. Near search activity, pressing EAB every few seconds
B. Near search activity pressing EAB every 5 seconds
C. Remote from search activity pressing EAB every few seconds
D. Remote from search activity pressing EAB every seconds

Answer 52

C

Question 53

BC conducting a drill on roll call utilizing EFAS would know that members are instructed to fully depress and release their handie-talkie remote microphone 3 times. Members that doesn't depress and release their handie-talkie remote microphone will remain unaccounted for and have to be contacted directly. The roll call screen will show "unaccounted for" members in what color?
A: Gray 
B: Yellow
C: Green 
D: Brown

Answer 53

B
A. Unstaffed positions are represented in grey and do not need to be accounted for 7.1.4 Note C. Green shows members who have been accounted for 7.1.6
D. Unaccounted for positions are shown in yellow 7.1.4, 7.1.7 Communications Ch 9, Add 3

Question 54

Correct way to contact EFAS
A: "Command to EFAS” 
B: "Command to Battalion 35 alpha”
C: "Command to Ladder 104”
D: "Command to member monitoring EFAS

Answer 54

The member monitoring EFAS shall be identified by radio designation “EFAS” when communicating by HT, e.g., “EFAS to Command” “Command to EFAS”.

Question 55

Incorrect about Battalion Recorder System
A. HT recorder will record all HT transmissions on all channels except Ch 0 in Zone A on both Models I and III of the XTS3500R HTs
B. HT recorder does NOT record transmissions to or from Borough Dispatcher
C. Copies of recordings shall be kept in a designated secure location in the company office when not in use
D. Company Off shall never request recordings for an incident in which that Officer’s Unit did NOT respond

Answer 55

D Unusual to request recordings in which Unit did not respond, however Bureau of Ops can grant permission if valid reasons

Question 56

Requests for HT recordings of incidents involving serious injuries, fatalities, or high profile incidents will be made available only at the direction of whom?
A. Chief of Safety
B. Chief of Fire Investigation 
C. Chief of Operations
D. Chief of Communications

Answer 56

C

Question 57

Company Officers can request recordings of HT on how many of the following channels
A. Primary Tactical 
B. Secondary Tactical 
C. Primary Command
D. Secondary Command
E. HT Channel 16

What about Chief Officers?

Answer 57

A B Company Officers can request Primary and Secondary Tactical Channels

Chiefs can request All Channels

Question 58

Bureau of Ops mandates training roll calls to be conducted how often
A. Annually
B. Semi-Annually
C. Quarterly 
D. Monthly

Answer 58

C

Question 59

Pre-printed Emergency Roll Call forms can be found on which apparatus
A. All Battalion and Division vehicles
B. Battalion vehicles only
C. Division vehicles only
D. All Engines, Ladders, Battalions, and Division Vehicles

Answer 59

A

Question 60

EFAS incorrect
A. Officers arriving at an incident, after transmitting 10-84, must key their HT remote mic 3 times in order to “check in.” Keying the mic will have all members of the Unit recognized
B. EFAS starts up on MDT when the rig ignition is turned on. There is a one minute start up delay to allow Starfire to connect. Do not attempt to select EFAS during this time
C. EFAS may capture routine transmissions during the course of the tour. In the event an emergency response is received, it may be desirable to clear the EFAS of all previously listed transmissions
D. When viewing EFAS screen, Units arriving on scene and pressing 10-84 will not cause the Battalion or Division MDT screen to automatically switch back to Starfire

Answer 60

A Key the HT remote mic 1 time to “check in.” All members will then be recognized

Question 61

Portable EFAS incorrect
A. IC can remove the tablet and radio from the Battalion vehicle and bring it to the Command Post
B. Battalion FF can monitor portable EFAS at the Cmd Post in lieu of vehicle EFAS until relieved by an EFAS trained member of FAST Unit. FAST Unit member will still monitor the EFAS in a Battalion Vehicle
C. Portable EFAS is removable from the yellow pelican case it is carried in
D. Chief Officers shall bring their Portable EFAS when assigned to a Branch/Sector/Group for better accountability of units operating in those areas

Answer 61

B Portable EFAS Does NOT replace current procedures with BC Aide monitoring after completing initial duties

Question 62

The fire sector chief at a taxpayer fire transmits a mayday for an imminent collapse situation. You, the IC, CORRECTLY give the following transmission…
A: MAYDAY MAYDAY MAYDAY, Command to all units MAYDAY, GET OUT OF THE BUILDING, GET OUT OF THE BUILDING
B: Command to all units MAYDAY, GET OUT OF THE BUILDING, GET OUT OF THE BUILDING
C: MAYDAY MAYDAY MAYDAY, Command to all units MAYDAY, BACK OUT OF THE BUILDING, BACK OUT OF THE BUILDING
D: Command to all units MAYDAY, BACK OUT OF THE BUILDING, BACK OUT OF THE BUILDING

Answer 62

B Yes, the question was this tight and it wasn’t double answered.
Communications Ch 9. sec 9.4.1 A 4