單項選擇題Backstays are().

A.running rigging leading aft from the masts
B.running rigging leading forward from the masts
C.standing rigging leading aft from the masts
D.standing rigging from the cross trees to the mast head


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2.單項選擇題A sling is a device used in().

A.hoisting cargo aboard a vessel
B.hoisting personnel aboard a vessel
C.securing a small boat to a large vessel
D.hoisting the anchor