问题
单项选择题
Addition of weight above the center of gravity of a vessel will always（）.
A.reduce initial stability
B.increase righting moments
C.increase GM
D.All of the above
答案
参考答案：A
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Addition of weight above the center of gravity of a vessel will always（）.
A.reduce initial stability
B.increase righting moments
C.increase GM
D.All of the above
参考答案：A