Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to train a dog to come [title] Have the proper trainer mindset. [step] The dog will not learn if you do not have the right frame of understanding. A little research is in order before your first session, and it is always best to take an obedience class with your dog, and train as " homework ".

Ending1: But for positive training, keep in mind : [substeps] Your mood will be picked up by your dog. If you go into training in a funk, or feeling frustrated or angry, likely your pup will feel this too. Ending2: [substeps] Give the dog guidance at home and in the pack. Observe both dogs as they navigate each other's territory. Ending3: Even a little discipline-walking, running, or another low impact activity-it is important to train the dog as soon as possible. It can be helpful to secure a training space for your dog to turn around in. Ending4: The trainer needs to have a solid personality, a great eye for detail, and a sense of proportion. It must be able to understand that you are not letting him down, or he is taking too much.

Answer format: ending1/ending2/ending3/ending4