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單項選擇題

Spontaneous ignition can result from（）.

A.an unprotected drop-light bulb
B.careless disposal or storage of material
C.smoking in bed
D.worn electrical wires on power tools

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單項選擇題

Records of tests and inspections of a cargo vessel’s fire extinguishing systems shall be kept on board（）.

A.for 1 year
B.for 2 years
C.until the next Coast Guard inspection
D.until the vessel's Certificate of Inspection expires

單項選擇題

Port of Registry refers to the port where（）.

A.the ship has been named
B.the ship has been built
C.the ship has been signed
D.the ship has been registered

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