单选题“AMIDSHIPS” refers to ().Aback of the vesselBthe middle portion of a shipCa backward movement of a vesselDacross the ship, at right angles to the fore-and-aft centerline

单选题
“AMIDSHIPS” refers to ().
A

back of the vessel

B

the middle portion of a ship

C

a backward movement of a vessel

D

across the ship, at right angles to the fore-and-aft centerline


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