According to uninspected vessel regulations which is a B-II fire extinguisher?

Correct Answer: Option C — A 15 lb. CO2 extinguisher

Under 46 CFR, fire extinguishers are categorized by size and type. A B-II designation denotes a medium-sized portable extinguisher intended for Class B fires (flammable liquids), specifically containing at least 15 pounds of carbon dioxide, 10 pounds of dry chemical, or 2 gallons of foam.