Question

in the united states, there are _______ classes of fire.
select one:
o a. three
o b. four
o c. five
o d. six

Explanation:

In the United States, fire classes are categorized based on the fuel type. Class A (ordinary combustibles like wood), Class B (flammable liquids), Class C (energized electrical equipment), Class D (combustible metals), and Class K (cooking oils and fats). So there are five classes.

Answer:

C. Five