BOTH INTERNATIONAL & INLAND At night a vessel displaying the lights shown in illustration D065RR is doing which of the following?

Correct Answer: Option B — anchored

Rule 30 dictates the light configurations for anchored vessels. Illustration D065RR depicts the all-round white lights (or a single all-round white light for smaller vessels) required for a vessel at anchor, indicating she is not underway, making way, or aground.