单项选择题
A.increases
B.decreases
C.remains the same
D.may increase or decrease depending on the fineness of the vessel's form
单项选择题 An unstable upright equilibrium position on a vessel means that the metacenter is（）.
单项选择题 Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
单项选择题 Aboard a vessel，dividing the sum of the longitudinal moments by the total weight yields the vessel’s（）.