INTERNATIONAL ONLY You are on a vessel that cannot comply with the spacing requirement for masthead lights. What is required in this situation?

Correct Answer: Option C — The vessel's lights must comply as closely as possible, as determined by her government.

Under International Regulations for Preventing Collisions at Sea (COLREGS), for the condition where 'You are on a vessel that cannot comply with the spacing requirement for masthead lights. What is required in this situation', the correct requirement is: 'The vessel's lights must comply as closely as possible, as determined by her government.'. This standard ensures clear navigational intent and collision avoidance.