单项选择题
If your vessel has a list to port due to negative GM and off-center weight，the first corrective measure you should take is to（）.
A.move port-side main-deck cargo to the starboard side B.fill the starboard double-bottom C.pump water from the port double-bottom to the starboard double-bottom D.pump water from the port double-bottom over the side
单项选择题 If two mooring lines are to be placed on the same bollard，which method is BEST?（）.
单项选择题 If the goods shipped are perishable，low cost goods，live animals，deck cargo，etc.，the freight and all related charges shall be paid（）.
单项选择题 How is the size of chain determined?（）.
