单项选择题
Which person may command a lifeboat in ocean service?（）
A.Licensed deck officer
B.Able seaman
C.Certificated person
D.All of the above
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相关考题
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单项选择题
Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）
A.A red parachute flare
B.A red hand-held flare
C.A flashlight
D.A lantern -
单项选择题
Which item is NOT required to be marked with the vessel’s name?（）
A.Hand-portable fire extinguisher
B.Life preserver
C.Immersion suit
D.Lifeboat oar -
单项选择题
Which is TRUE concerning immersion suits and their use?（）
A.Only a light layer of clothing may be worn underneath
B.They provide sufficient flotation to do away with the necessity of wearing a life jacket
C.They should be tight fitting
D.A puncture in the suit will not appreciably reduce its value
