单项选择题
A.the master
B.the chief engineer
C.the owner of the ship
D.the manager who assumes the responsibility for operation of the ship
单项选择题 International Management Code for the safety operation of ships and for pollution prevention is simplified as （）
单项选择题 A Document of Compliance differs from a Safety Management Certificate in that the former is issued to （）by the Administration.
单项选择题 Under the provisions of applicable international conventions, the officers to conduct port state control inspection must be duly authorized by （）.