What is the difference between “exposure” and “involved” in a fire situation?

What is the difference between “exposure” and “involved” in a fire situation?

• A. An exposure is a property not yet burning but at risk; involved means the property is actively on fire.
• B. An exposure means the same as involved.
• C. Involved means only potential hazard exists; exposure is actively burning.
• D. Both terms refer to smoke conditions only.

Answer: (C)