Final answer:
The hard rubber hose stored on a hose reel is mop-up hose.
Step-by-step explanation:
The answer to this question is d. mop-up hose.
Hard rubber hose stored on a hose reel is commonly used for cleaning up after a fire, which is known as mop-up operations. This type of hose is designed to be lightweight and easy to maneuver, making it ideal for this purpose.
In contrast, forestry hose is used in wildland firefighting, where it is typically carried by firefighters into remote areas to extinguish fires.
Learn more about Firefighting equipment