Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to survive caring for a puppy [title] Set a routine. [step] Decide when the puppy will eat, sleep, go in the crate, and play. This will help make your puppy more predictable, and will also make housebreaking a little easier.

Ending1: Set a regular bedtime, as well. If your puppy is too young, it might dislike showing its attention. Ending2: [substeps] To make your home seem more friendly, keep the puppy in the crate for few nights, so that he doesn't want to go back to the crate. Also, make sure you put the puppy in a big pet carrier with a regular door to the area where you care for it. Ending3: Taking your pup out to play when you allow it will also make the area considerably cleaner. [substeps] Keep a soft towel towel nearby or at the end of the crate just in case. Ending4: [title] Systematically work toward getting your pup to sleep through the night. [step] With crate training, the process goes as follows : [substeps] Get your pup acquainted with the crate.

Answer format: ending1/ending2/ending3/ending4