Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to show your pride as a dog owner [title] Clean up after your dog. [step] One of the best ways to demonstrate your pride through action is to set a good example for others. Make sure you always leave the house with the supplies you need to clean up after your pup.

Ending1: This doesn't mean that you must do this by tending the dog unnecessarily. However, you should do this before you leave for work or school, when you have things to do. Ending2: Never leave your doggy's doo unattended. After your dog does their business, clean it up and throw it away in a proper trash receptacle. Ending3: [substeps] Make sure that your dog doesn't investigate the mess in the apartment, especially when it hears old books or toys rattling in the closet. Be sure to drop important papers and documentation where your pup can access them. Ending4: If you have food out, take it to the supermarket instead of letting your pooch take her medication or accidentally check on her after she eats too. [substeps] When your pup walks around with her hands full, practice providing praise for her good behavior.

Answer format: ending1/ending2/ending3/ending4