Please choose the correct ending to complete the given sentence: Slacklining: A guy approaches a yellow, police tape. the guy

Ending1: enters a second, police, police van. Ending2: swings around on a pair of boxing gloves. Ending3: tries to get both feet on the tape and walk on it. Ending4: puts under his left foot.

Answer format: ending1/ending2/ending3/ending4