Please choose the correct ending to complete the given sentence: Doing motocross: A person is seen riding down a hill on a dirt bike. the person

Ending1: rubs the foot and then pushes it down the hill. Ending2: is seen bouncing along the road followed by several more shots of the rider riding next to the camera. Ending3: rides over a jump on the dirt path. Ending4: is riding down the hill on a down bike.

Answer format: ending1/ending2/ending3/ending4