Coast Guard Exams
Question 822Rules of the Road90% to pass

BOTH INTERNATIONAL & INLAND You are underway at night and you sight the lights shown in illustration D047RR below. You know these lights indicate which of the following?

Diagram for question 822
AI Explanation
The correct answer is A) sailing vessel. The lights shown in illustration D047RR indicate the navigation lights of a sailing vessel underway at night. According to the International and Inland Navigation Rules, a sailing vessel underway at night must display the following lights: a white light at the stern, a red light on the port (left) side, and a green light on the starboard (right) side. These are the three lights shown in the illustration, which is the proper configuration for a sailing vessel. The other answer choices (B, C, and D) do not match the lighting configuration displayed in the illustration, and therefore are incorrect.

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