With certain exceptions a suitable rescue boat is required __________.

Correct Answer: Option B — on most "T-Boats" more than 65 feet in length

46 CFR 117.200 requires a rescue boat on most T-Boats exceeding 65 feet in length. This vessel must be capable of being launched and maneuvered to recover a person from the water, serving as a critical safety asset for vessels operating in various maritime environments.