Which scenario best defines an offensive operation?

• A. Firefighter crew advances into the building with hoselines
• B. Firefighters stay outside and confine fire
• C. Water application without entry
• D. Fire is fought only with ventilation

Answer: (C)

An offensive operation means crews enter the building to directly attack the fire from inside, advancing with hose lines to the seat of the fire and performing search and rescue as needed. The scenario that best fits this is a firefighter crew advancing into the building with hoselines, since it shows initiating a direct interior attack rather than fighting from outside.

Water application without entry isn’t offensive; it’s an exterior approach that aims to knock down the fire from outside, which is more aligned with defensive tactics. Staying outside to confine the fire and fighting the fire only with ventilation are also not offensive by themselves—defensive actions or support tasks that don't involve an interior attack.