单项选择题
（）refers to the tendency of a body of the ship to return to its original position after it is displaced therefrom.
A.Stability B.Responsibility C.Liability D.Visibility
单项选择题 The height of the metacenter above the keel will vary depending on the（）.
单项选择题 Forces within a vessel have caused a difference between the starboard and port drafts. This difference is called（）.
单项选择题 For a ship with longitudinal inclination，an increase in GML causes（）.
