BOTH INTERNATIONAL & INLAND A 45-meter vessel is pulling a 210-meter tow. She may exhibit __________.

Correct Answer: Option A — three masthead lights forward and one aft

Under Inland Navigation Rules, for the condition where 'A 45-meter vessel is pulling a 210-meter tow. She may exhibit', the correct requirement is: 'three masthead lights forward and one aft'. This standard ensures clear navigational intent and collision avoidance.