How many type B-II hand portable fire extinguishers are required in the machinery space of an uninspected motor vessel with 1,400 BHP?

Correct Answer: Option A — 2

In accordance with 46 CFR 25.30-20 fire protection standards, an uninspected motor vessel generating 1,400 brake horsepower must maintain exactly two Type B-II hand-portable fire extinguishers within its machinery spaces to satisfy mandatory safety equipment carriage requirements.