单项选择题 A seaman assaults the Second Mate and injures him with a beer bottle while the ship is at sea. The incident is logged in the Official Logbook. In subsequent suspension and revocation proceedings against the seaman，according to the regulations，（）.

单项选择题 A schooner is a fore-and-aft rigged vessel with（）.

单项选择题 A sail hook is used for（）.