A liquid, as listed on a Material Safety Data Sheet (MSDS), having a flash point below 100°F (37.78°C) is called a/an __________.

Correct Answer: Option C — flammable liquid

Under 46 CFR and NFPA standards, liquids with a flash point below 100°F (37.78°C) are classified as flammable liquids. These substances pose a significant fire risk at ambient temperatures, requiring strict adherence to ignition source controls, proper ventilation, and specialized storage protocols to prevent catastrophic engine room or cargo fires.