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

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

出自：海船船员证

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