On open lifeboats，the purpose of the wire stretched between the davit heads is to（）.<br>A:keep the movement of the davits at the same speed<br>B:keep the davits from slipping when they are in the stowed position<br>C:prevent vibration during lowering of the boat<br>D:support the manropes

On open lifeboats，the purpose of the wire stretched between the davit heads is to（）.
A:keep the movement of the davits at the same speed
B:keep the davits from slipping when they are in the stowed position
C:prevent vibration during lowering of the boat
D:support the manropes

出自：海船船员证

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