单项选择题
A.You need not keep a record of ground garbage dumped into the sea more than 25 miles offshore
B.You must keep a record of garbage discharged in port to a shore facility
C.You need not keep a record of garbage incinerated on the ship
D.You must keep a record of the approximate weight of the garbage dumped
单项选择题 Which is a mandatory section of the shipboard Oil Pollution Emergency Plan（）.
单项选择题 The officer responsible for the sanitary condition of the engineering department is the （）.
单项选择题 The max effluent of the oil content from a ship of 400 tons gross tonnage and above other than an oil tanker is（）.