單項選擇題

Many dangerous cargoes are stowed on deck because of the（）.

A.danger to crew and cargo
B.necessity of periodic inspection
C.possible need to jettison
D.All of the above

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單項選擇題

It is generally NOT allowed to clean up an oil spill by using（）.

A.a boom
B.suction equipment
C.chemical agents
D.skimmers

單項選擇題

If your asphalt barge has operated more than 12 months in saltwater in the 24 month period since it was last dry-docked，when is it required to be hauled out again? （）

A.12 months since last dry-docking
B.18 months since last dry-docking
C.24 months since last dry-docking
D.36 months since last dry-docking

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