单项选择题
When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.
A.reducing rolling B.increasing rolling C.reducing yawing D.increasing yawing
单项选择题 When preparing a ship for heavy weather，fuel oil day tanks should be（）.
单项选择题 When a vessel is swinging from side to side off course due to quartering seas，the vessel is （）.
单项选择题 When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）
