单项选择题

If a vessel list to port,the center of buoyancy will（）.

A.move to port
B.move to starboard
C.move directly down
D.stay in the position

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单项选择题

If heavy smoke is coming from the paint locker,the first firefighting response should be to（）.

A.release the CO fiooding system
B.open the door to evaluate of the fire
C.enter and use a portable extinguisher
D.secure the ventilation

单项选择题

If not attached to the nozzle,each low-velocity spray applicator on a vessel must be stowed（）.

A.in a protected area on the main deck
B.inside a machinery space near the entrance
C.next to the fire hydrant to which the fire hose is attached
D.on a rack inside the quarters near the entrance