Final answer:
First arriving firefighting crews rely on building construction knowledge to gain access for rescue and fire attack. Understanding the layout and materials used in a building can help firefighters determine the best entry points and tactics to suppress the fire.
Step-by-step explanation:
The correct answer is b) Building construction knowledge.
First arriving firefighting crews rely on building construction knowledge to gain access for rescue and fire attack. Understanding the layout and materials used in a building can help firefighters determine the best entry points and tactics to suppress the fire.
For example, knowing the location of stairways, doors, and windows can allow firefighters to quickly navigate through the building and locate individuals who may be trapped. Additionally, understanding the type of construction materials used can inform firefighters about potential hazards, such as structural weaknesses or flammable substances.