What must all cleaning tools brought into animal areas be?

The correct answer is that all cleaning tools brought into animal areas must be tethered when possible to ensure safety and prevent potential accidents. Tethering cleaning tools minimizes the risk of them being knocked over or misplaced, which could lead to hazards for both the animals and the cleaning personnel. It allows for easy access and reduces the chance of tools becoming a distraction or causing injury in an environment where animals are present.

Tools that are not secured could become a tripping hazard or could potentially be accessed by animals, which may lead to injuries or stress. Ensuring that cleaning equipment is safely managed by tethering can contribute to a more organized and safer environment for both animals and humans. Other answers, although they may pertain to good practices, do not specifically address the need for maintaining the safety of tools in the animal area as effectively as tethering does.