单选题The FIRST step to take in fighting an engine room fire resulting from a ruptured fuel oil service line, is to （）.Aevacuate all engine room personnelBfight the fire with hand portable extinguishersCactivate the mainCO2 bankDstop the flow of leaking fuel oil
单选题
The FIRST step to take in fighting an engine room fire resulting from a ruptured fuel oil service line, is to （）.
A
evacuate all engine room personnel
B
fight the fire with hand portable extinguishers
C
activate the main CO2 bank
D
stop the flow of leaking fuel oil
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