Please choose the correct ending to complete the given sentence: Fun sliding down: The three dogs run with him in circles around the equipment, and up the stairs. They slide down the slides behind him happily. he

Ending1: shakes the hands of people who help him. Ending2: laughs and walks toward the camera. Ending3: does tricks tricks with the dogs as he jumps and flips over slides on a big dusty gym floor. Ending4: picks up squeegees and sprays the dogs with them.

Answer format: ending1/ending2/ending3/ending4