单选题Prior to entering a davit-launched life raft, you should make sure that（）.Athe life raft is well ventilated of excess carbon dioxideBall personnel have removed their life preservers to facilitate boardingCthe door flap has been cut away and stowed inside the raftDAll of the above
单选题
Prior to entering a davit-launched life raft, you should make sure that（）.
A
the life raft is well ventilated of excess carbon dioxide
B
all personnel have removed their life preservers to facilitate boarding
C
the door flap has been cut away and stowed inside the raft
D
All of the above
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