BOTH INTERNATIONAL & INLAND A vessel "restricted in her ability to maneuver" is one which __________.

Correct Answer: Option B — from the nature of her work is unable to maneuver as required by the rules

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.