单项选择题
A.call out the deck gang to jettison the cargo
B.log the facts in the rough log and inform the chief mate later
C.make a determination of the seriousness of the breakage, and do what you think best
D.report the facts immediately to the Master, who will make a decision
单项选择题 Your tank vessel is fully loaded, and you find that she is down slightly by the head. To adjust the trim, you may（）.
单项选择题 Your tank vessel is loaded down to her marks, and you find that she has too much trim by the stern,To adjust the trim, you may（）.
单项选择题 Your vessel has a midship engine room and the cargo is concentrated in the end holds.The vessel is（）.