Please choose the correct ending to complete the given sentence: Health: [header] How to use a pet to help you cope with chronic pain [title] Ensure you are able to take care of a pet. [step] Before considering the many benefits associated with pet ownership, it's important to make sure you will be able to handle the responsibilities. Taking care of a pet requires a good amount of physical activity.

Ending1: A pet may require more physical activity if it is very young (such as a few months old, up to a year old), and more activity if it is older (such as five-year-old children). [substeps] Do not neglect responsibility for your pet. Ending2: Your pet may need to spend hours sitting or playing. If that is the case, adopting a pet with not much on their plate could be very exciting. Ending3: [substeps] You might find it a good idea to take your dog for a walk, play, or run with him daily. Doing so might provide additional physical activity and mental stimulation for that specific occasion. Ending4: With the types of pet that offer the most therapeutic benefits, you'll have to feed, bathe, and bring your pet to the vet for checkups. [substeps] Dogs also need substantial exercise and socialization.

Answer format: ending1/ending2/ending3/ending4