单选题Stable equilibrium for a vessel means that the metacenter is（）.Aat a lower level than the baselineBon the longitudinal centerlineChigher than the center of gravityDat amidships
单选题
Stable equilibrium for a vessel means that the metacenter is（）.
A
at a lower level than the baseline
B
on the longitudinal centerline
C
higher than the center of gravity
D
at amidships
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