USCG USCG ROR
Set 11 • Question #70 of 475
Launch Interactive Practice Room BOTH INTERNATIONAL & INLAND A sailing vessel is NOT allowed to show the all-round red over green lights on the mast if __________.
A
she is showing sidelights
B
her sidelights are combined and shown on the fore and aft centerline of the vessel
C
she is showing a stern light
D
her sidelights and stern light are combined in one lantern and shown on the mast
✓ Correct Answer
USCG NMC Regulatory Explanation
Under Inland Navigation Rules, for the condition where 'A sailing vessel is NOT allowed to show the all-round red over green lights on the mast if', the correct requirement is: 'her sidelights and stern light are combined in one lantern and shown on the mast'. This standard ensures clear navigational intent and collision avoidance.
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