Please choose the correct ending to complete the given sentence: Playing water polo: A man is shown inside a swimming pool. He tosses a ball over and over to his dog. the dog

Ending1: continuously bounces the ball back with his nose. Ending2: catches it, the man while it lands in the water. Ending3: catches it and puts it back in his mouth and laughs. Ending4: immediately jumps for it and the man retrieves it.

Answer format: ending1/ending2/ending3/ending4