Please choose the correct ending to complete the given sentence: Paintball: People are running around obstacles playing a game of paintball. A boy looks around a corner and gets down on the ground. an american flag

Ending1: is on the ground. Ending2: is thrown up in the middle of them. Ending3: is shown on the screen. Ending4: is placed on the ground by a man.

Answer format: ending1/ending2/ending3/ending4