单项选择题
The most important principle in the cargo stowage is（）.
A.to avoid the rearrangement of the cargo loaded on board B.to ensure the safety of the ship and cargo C.to reject the damaged cargo during loading operation D.to prevent the spontaneous combustion of the coal and grain
单项选择题 The necessity of the segregation of cargoes is determined by（）.
单项选择题 The officer of the watch should（）comply with the collision rules.
单项选择题 The phrase when built in the certificate of vessel’s nationality definitely means（）.
