问题
单项选择题
Which space（s）is（are）deducted from gross tonnage to derive net tonnage（）.
A.Boatswain's stores
B.Companions and booby hatches
C.Passenger spaces
D.All of the above
答案
参考答案：A
搜题请搜索小程序“爱下问搜题”
Which space（s）is（are）deducted from gross tonnage to derive net tonnage（）.
A.Boatswain's stores
B.Companions and booby hatches
C.Passenger spaces
D.All of the above
参考答案：A