Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to keep stray dogs away from backyard [title] Don't leave your pets' food outside. [step] A sure way to attract stray dogs to your yard is to leave your own pets' food outside where strays can smell and get to it. Most strays will be hungry and looking for food.

Ending1: Get as much fresh bird poop as you can find to avoid attracting stray dogs to your yard. When a stray dog spots another stray dog outside, they will try to track them down and hopefully leave them alone. Ending2: It's easy to keep these things inside while your dog is at work or taking care of other things. On the other hand, if you do keep them outside, be sure to check to see if there is another way you can attract stray dogs. Ending3: If you feed your pets outside, make sure you bring leftover food into the house once your pets are finished. [title] Keep trash tightly bagged and canned. Ending4: When pet-owners have their dogs out on a walk, staying in your yard can help attract stray dogs. By staying in your yard, you prevent stray dogs from getting hungry.

Answer format: ending1/ending2/ending3/ending4