What is a grapnel?
Official USCG Answer & Rule Citation
Correct Answer: Option B — device used to drag for a submerged cable or line
A grapnel is a multi-pronged anchor-like device specifically designed for dragging along the seabed. It is used in maritime operations to snag, locate, and recover submerged objects, such as lost cables, chains, or lines that have been dropped or severed during vessel operations.
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