单项选择题
Who is in charge of the auxiliary boilers?（）
A.The chief engineer
B.The second engineer
C.The third engineer
D.The fourth engineer
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Who is in charge of the auxiliary engines?（）
A.The chief engineer
B.The second engineer
C.The third engineer
D.The fourth engineer -
单项选择题
Who is in charge of the main engine?（）
A.The chief engineer
B.The second engineer
C.The third engineer
D.The fourth engineer -
单项选择题
Who will be responsible for ensuring that a ship maintains a standard at least equivalent to that specified in international conventions?（）
A.Port state
B.The Administration
C.The shipowner
D.The master
