What is the minimum number of Type B-II hand portable fire extinguishers required to be aboard a 3,000 BHP, 99 GT uninspected harbor tug?

Correct Answer: Option C — 5

Under 46 CFR 25.30-20, an uninspected harbor tug developing 3,000 BHP requires a cumulative total of five Type B-II hand-portable fire extinguishers distributed between the machinery spaces and other designated areas based on its horsepower and tonnage criteria.