Which of the following is an example of a example of a grade D product?

Correct Answer: Option A — kerosene

Under 46 CFR Table 30.25-1, petroleum products are classified by flashpoint. Kerosene falls under Grade D combustible liquids, possessing a flashpoint at or above 80°F (27°C) and below 150°F (66°C), distinguishing it from more volatile gasolines (Grades A or B) and heavy fuel oils (Grade E).