What safety measures should be in place for handling aggressive animals?

The use of muzzles, leashes, and appropriate restraints is crucial when handling aggressive animals as these safety measures significantly reduce the risk of injury to both the handler and the animal. Muzzles prevent an animal from biting, which is especially important in high-stress or fearful situations where an animal may lash out. Leashes provide direct control over the animal's movements, allowing the handler to manage its behavior effectively. Appropriate restraints, such as harnesses or cages, help to keep the animal secure and limit its ability to escape or cause harm.

Implementing these measures ensures a safer environment, not just for animals that may be agitated, but also for other animals and people present. In contrast, the other options undermine safety. Allowing aggressive animals to roam freely can lead to unpredictable behavior and potential attacks. Relying solely on verbal commands may not be effective with aggressive animals, as they may not respond to commands when in a heightened state of anxiety or aggression. Lastly, assuming no special measures are required is highly risky and negligent given the unpredictable nature of aggressive behavior.