單項選擇題

A.propulsion horsepower available
B.pulling ability at cruise power
C.towing winch capability
D.pulling ability under static conditions

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A.It will have no effect
B.It will increase the holding power
C.It will reduce the holding power
D.It will cause the anchor to snag

A.kerosene
B.unleaded gasoline
C.diesel oil
D.liquefied gas