Please choose the correct ending to complete the given sentence: Doing motocross: A person is sitting on a dirt bike outdoors. the person

Ending1: then gets up and becomes visible. Ending2: races and jumps the dirt bike across numerous outdoor terrains. Ending3: is playing a drum set. Ending4: is using a sprayer to clean dirt from the dirt bike.

Answer format: ending1/ending2/ending3/ending4