Please choose the correct ending to complete the given sentence: BMX: A man walks back and forth around the boys in their bikes. The gate is released and the boys bike on the dirt. a boy

Ending1: runs out of the gate with a tire in his hand. Ending2: falls off his bike. Ending3: asks for his change as he walks away. Ending4: sits take his helmet off and starts doing flips.

Answer format: ending1/ending2/ending3/ending4