Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to decide if you want a dog [title] Consider your home space. [step] A dog is going to need a safe indoor space that has room for it to live happily. Additionally, it should have access to an outdoor space such as a yard or park nearby for relief as well as for exercise and play.

Ending1: A backyard in a home with lots of space? All the better for a puppy, because with a pit bull space, it can run over blocks, jump over long obstacles and get a lot of exercise. [substeps] Also think about how well you can communicate with your dog. Ending2: [substeps] Thinking about your living space can help make you decide which kind of dog you want. If you're a new owner, you probably won't have the time to carry a dog indoors. Ending3: Fortunately, if you have a high traffic area like a park, there are lots of specialized dog parks on the campus. [substeps] Also, consider if your contact are too far away to provide adequate outdoor space. Ending4: [substeps] If you rent your home, make sure your landlord is ok with you having a dog before you adopt. Get a rider to your lease saying it's ok for you to have a pet, if possible, and be prepared to pay a pet deposit.

Answer format: ending1/ending2/ending3/ending4