Final answer:
The legal requirement for a person born on or after January 1, 1988 to operate a vessel powered by a motor of 10 horsepower or greater on Florida waters is to have completed a boating safety course and carry the necessary identification cards.
Step-by-step explanation:
The legal requirement for a person born on or after January 1, 1988 to operate a vessel powered by a motor of 10 horsepower or greater on Florida waters as of January 1, 2010, is to have completed an approved boating safety course or equivalency exam, and have onboard their Boating Safety Education Identification Card and photographic identification card.
Learn more about Boating safety requirements in Florida