When answering this question, you can talk about both emotional and practical benefits. For example, keeping a pet can provide companionship and emotional support, helping people feel less lonely or stressed. Pets can also encourage their owners to be more active, especially if they have to walk a dog or play with their pet. Additionally, having a pet can teach responsibility, especially for children, as they need to take care of another living being. You can use examples from your own experience or people you know to make your answer more natural and convincing.