The Master or person in charge on a ship shall insure that line throwing equipment is not operated（）.

The Master of a cargo or tanker shall be responsible that each lifeboat，except those free-fall launched，is lowered to the water with crew and maneuvered at least once every（）.

A.week
B.month
C.three months
D.year

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The lifeboats and liferafts were（）with the provisions of the regulations annexed to the Convention.

A.put on board
B.installed
C.fitted
D.equipped

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