单选题At all angles of inclination, the metacenter is（）.Avertically above the center of buoyancyBvertically above the center of gravityCat the intersection of the upright vertical centerline and the line of action of the buoyant forceDat the geometric center of the underwater volume
单选题
At all angles of inclination, the metacenter is（）.
A
vertically above the center of buoyancy
B
vertically above the center of gravity
C
at the intersection of the upright vertical centerline and the line of action of the buoyant force
D
at the geometric center of the underwater volume
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