Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to teach your dog basic commands [title] Begin training by teaching your dog how to sit on command. [step] Sitting is the dog form of politeness. It is a natural action.

Ending1: It shows that a dog is not aggressive and that she or he is willing to wait. [substeps] As you enforce the' sit' command, the dog will learn that when it wants something, or you are busy, sitting and waiting is the right thing to do. Ending2: Your dog's first instinct as a dog owner is to pee on you. This behavior will diminish even further if you teach it to sit. Ending3: To teach your dog proper sit-ins, you need to start with sitting right on command. This enables your dog to use the proper position of sitting to obey commands and to gain control of interactions with others. Ending4: There is no shame in using your murano teaching system for new commands. Begin by holding the whip in your hand, while holding your dog's hand.

Answer format: ending1/ending2/ending3/ending4