Question 190 Rules of the Road

90% to pass

INLAND ONLY Identify the operation indicated by the lights exhibited as shown in illustration D085RR below.

Rules of the Road Question 190 diagram
A A vessel aground assisted by tugs
B A submarine engaged in underway replenishment
C Aircraft carrier engaged in the launching and recovery of aircraft
D None of the above
AI Explanation

The correct answer is D) None of the above. The illustration D085RR depicts the lights exhibited by a vessel engaged in river-crossing or dredging operations, as per the Inland Navigation Rules. This operation is not represented by any of the answer choices provided. Vessels engaged in river-crossing or dredging operations are required to display the lights shown in the illustration, which do not match the lighting configurations for a vessel aground, a submarine, or an aircraft carrier.

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Official Resources
USCG Navigation Rules (COLREGS) 33 CFR Navigation Rules USCG Navigation Center
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