What is the primary purpose of locating fire hydrants in strategic distances?

Answer: B — Ensure adequate water supply

The primary purpose of locating fire hydrants at strategic distances is to ensure an adequate water supply for firefighting operations. Fire hydrants are essential for providing immediate access to large volumes of water that are necessary to combat fires effectively. By strategically placing hydrants throughout an area, fire departments can guarantee that firefighters have quick access to water sources, which is critical in preventing the rapid spread of fire and minimizing property damage. The correct placement of hydrants is also influenced by factors such as the density of structures, vicinity to water sources, and anticipated fire risk in different areas. This planning helps fire crews respond to emergencies efficiently, ensuring they are equipped to tackle fires promptly and effectively with the necessary water supply at hand.