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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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
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