Please choose the correct ending to complete the given sentence: Uncategorized: [header] How to potty train a puppy [title] Introduce your new pup to its new home, family and their role. [step] Just like when you are new to a place or group, your new pet may be bursting with curiosity, excitement, fear or joy. Now is the best time to lay out the foundation for a good and pleasant relationship with your pet.

Ending1: [substeps] Make sure your puppy knows what to expect and adjust its routine for the first few weeks of life. Don't plan to potty train them too roughly, but start once the new pup is comfortable enough to go into the world of their new home. Ending2: [substeps] Be direct and tell them what you need from them. Tell them you will teach them all the secrets on toileting and how to do things their own way. Ending3: For a puppy to settle in and learn to trust and respect you and everyone at home, it is very important to establish your expectations of your puppy and be consistent with them. [substeps] Only show your pet the areas where they are allowed to be. Ending4: [substeps] Take the time to identify its behavior in the new home that may be most appropriate. Doing this can help you and your new friend begin to feel more comfortable together.

Answer format: ending1/ending2/ending3/ending4