单项选择题
A.the names of all persons on board
B.only the names of the crew members on board
C.only the names of passengers on board
D.information on emergency training drills
单项选择题 Prior to getting underway in fresh or brackish water，the Master must（）.
单项选择题 Prior to burning or welding on a fuel tank on a ship，regulations require that an inspection be made. An entry in the unofficial logbook is required if this inspection is made by（）.
单项选择题 Official proof of a Chinese vessel’s nationality is contained in the（）.