A chock __________.
Official USCG Answer & Rule Citation
Correct Answer: Option D — provides openings through the bulwark for mooring lines
A chock is a heavy deck fitting, often smooth-surfaced or fitted with rollers, designed to provide clear, protected openings through the bulwark or across the deck edge, guiding mooring lines and preventing chafing under load.
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.