Please choose the correct ending to complete the given sentence: Powerbocking: A man is bouncing outside on the concrete. Other people are shown using the same contraptions. They bounce around sidewalks in public. they

Ending1: jump around on and off stairs. Ending2: walk up stairs in an empty street. Ending3: bounce around church buildings in large. Ending4: walk through cars and in public.

Answer format: ending1/ending2/ending3/ending4