The owner or master of a towing vessel shall ensure that all tests and inspections of gear take place and are logged（）

The owner or master of a towing vessel shall ensure that all tests and inspections of gear take place and are logged（）
A.when a new master assumes command
B.daily， at 0800 local zone time
C.weekly， before 2400 Saturday
D.immediately after assuming the watch
正确答案：when a new master assumes command