BOTH INTERNATIONAL & INLAND An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show?

Correct Answer: Option B — Three lights in a vertical line, the highest and lowest red and the middle white, and anchor lights

Under Rule 27(b), a vessel Restricted in Ability to Maneuver (RAM) exhibits Red-White-Red all-round lights in a vertical line by night, and Ball-Diamond-Ball shapes by day.