If your vessel is equipped with inflatable liferafts，how should they be maintained?（）<br>A:Have your crew check them annually<br>B:They do not need any maintenance<br>C:Have them sent ashore to an approved maintenance facility annually<br>D:Have them serviced by the shipyard annually

If your vessel is equipped with inflatable liferafts，how should they be maintained?（）
A:Have your crew check them annually
B:They do not need any maintenance
C:Have them sent ashore to an approved maintenance facility annually
D:Have them serviced by the shipyard annually

出自：海船船员证

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