Please choose the correct ending to complete the given sentence: Walking the dog: A a white dog without the use of its hind legs is outside with its owner on the porch. They begin to walk down the driveway as the camera follows them. the dog

Ending1: stops and uses the bathroom by a bush before continuing down the driveway. Ending2: stops outside of a house briefly. Ending3: gets to the gravel driveway and stands on his hind legs. Ending4: is then shown running around while the owner goes inside the house.

Answer format: ending1/ending2/ending3/ending4