Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to paper train your small dog [title] Select an indoor potty area. [step] The first step to paper training is to choose an indoor potty area. The training area you choose should be where you want your dog to eliminate longterm.

Ending1: [substeps] In addition to leashes and jumping posts on the floor, you'll also want to consider walls and doors on all sides of your indoor potty area. To keep your dog happy and allowed in your area, you'll also want to train it to eliminate across each potty area. Ending2: Unfortunately, you'll need a toilet spot where you cannot train your dog for long periods of time because your dog needs to urinate inside to eliminate. [substeps] If you decide to choose a indoor potty spot, make sure that it's in a protected area. Ending3: However, it's also possible that it may be more appropriate if you want your dog to use a bathroom whenever you're home. [substeps] Provide some basic potty area information including the litter box or potty area you want the dog to use. Ending4: There are several factors to consider when selecting a location. [substeps] First off, consider where you're comfortable having your dog eliminate.

Answer format: ending1/ending2/ending3/ending4