Please choose the correct ending to complete the given sentence: Doing motocross: People are riding motor bikes around a dirt race track. Two bike riders fall off their motor bikes. a person

Ending1: is jumping out from a building onto the track. Ending2: passes on front the track. Ending3: crashes before they get to the field. Ending4: drops the rope and heads toward the fallen bike riders.

Answer format: ending1/ending2/ending3/ending4