If a fixed fire extinguishing system is installed on any vessel; it must be of a type approved by the __________.

Correct Answer: Option C — U.S. Coast Guard

46 CFR Subchapter F and J mandate that all fixed fire extinguishing systems installed on U.S. flag vessels must be type-approved by the U.S. Coast Guard. This ensures that the equipment meets rigorous performance, safety, and reliability standards necessary for maritime fire protection and regulatory compliance.