Certified Fire Protection Specialist (CFPS) — Question 15

Enclosed fires are generally considered to have four distinct phases. What are they?

Answer options

• A. Incipient, growth, fully developed, decay
• B. Ignition, smoldering, free burning, ash
• C. Incipient, developing, developed, decay
• D. Pyrolytic, growing, fully developed, decaying

Correct answer: C

Explanation

The correct answer is C because it accurately identifies the four phases of enclosed fires: incipient, developing, developed, and decay. Options A and D use different terminology that does not align with the standard fire phases, while option B includes phases that do not represent the accepted classifications.