Personnel boarding a davit-launched liferaft from a ship should be checked to assure they are not in possession of or wearing（）.<br>A:oil stained shoes or clothing<br>B:sharp objects that may puncture or damage the liferaft<br>C:matches or cigarette lighters<br>D:drugs or paraphernalia not approved by a medical doctor

Personnel boarding a davit-launched liferaft from a ship should be checked to assure they are not in possession of or wearing（）.
A:oil stained shoes or clothing
B:sharp objects that may puncture or damage the liferaft
C:matches or cigarette lighters
D:drugs or paraphernalia not approved by a medical doctor

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