Final answer:
The appropriate way to deal with a pet's anger is to understand and address the cause rather than punishing the pet or encouraging aggressive behavior. Understanding the underlying triggers for aggression can lead to better behavioral management without the negative consequences associated with punishment.
Step-by-step explanation:
When a pet deals with anger physically, the right approach is Option 3: Understanding and addressing the cause of anger.
This involves observing the pet's behavior and environmental factors to identify the trigger for the aggression. Unlike immediate punishment, which can increase fear or aggression, understanding the cause allows for appropriate behavioral corrections. Moreover, it is crucial to avoid Option 4 (encouraging aggressive behavior), as it can reinforce negative behaviors and potentially lead to more serious issues.
In contrast, when it comes to managing children's behavior, as per the provided information, immediate punishment can have long-term negative effects such as fear, increased aggression, and antisocial behavior. As for pets, a similar approach might not be effective or even humane.
For instance, consistently scolding a dog for jumping on the sofa might teach her to stay off it, but understanding why she does it could lead to a better and more effective solution that doesn't involve punishment.