Please choose the correct ending to complete the given sentence: BMX: The people are behind the small fence with their bikes. then the fence

Ending1: is repaired, and person continues talking about the work. Ending2: turns into a pile of sand. Ending3: is covered in snow with some people working out fixing the snow. Ending4: is put down the bikers started racing with each other.

Answer format: ending1/ending2/ending3/ending4