单选题The boat is stowed on the davit rather than on a cradle with which type of davit?（）ACrescentBSheath-screw boomCQuadrantalDRadial
单选题
The boat is stowed on the davit rather than on a cradle with which type of davit?（）
A
Crescent
B
Sheath-screw boom
C
Quadrantal
D
Radial
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