Please choose the correct ending to complete the given sentence: Playing kickball: A boy holds a ball and throws it. someone

Ending1: is watching them, too, but they're not paying attention. Ending2: throws each others ball and passes it to other boys. Ending3: throws the ball back at him and hits him in the head. Ending4: hits him in the head.

Answer format: ending1/ending2/ending3/ending4