单选题During a stability test on a small passenger vessel（）.Athe vessel must be moored snuglyBeach tank must be partially full to show it does not leakCall dunnage，tools，and extraneous items are securedDwater under vessel must be deep enough to prevent grounding
单选题
During a stability test on a small passenger vessel（）.
A
the vessel must be moored snugly
B
each tank must be partially full to show it does not leak
C
all dunnage，tools，and extraneous items are secured
D
water under vessel must be deep enough to prevent grounding
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