单项选择题
A.add ballast forward
B.load more cargo forward
C.shift bunkers forward
D.All of the above
单项选择题 Your vessel has a midship engine room and the cargo is concentrated in the end holds.The vessel is（）.
单项选择题 Your vessel is going from a warm climate to a cold climate with a hygroscopic cargo. Which statement is true?（）.
单项选择题 Your vessel is listening 4°to port and has a short rolling period. There is loose firefighting water in the hull. The ship is trimmed down by th end with one foot of freeboard at the bow. Which action should you take first?（）