Please choose the correct ending to complete the given sentence: BMX: We see the gate open and see the field. The rider takes off down the course. We see riders perform jumps and people riding bikes. we

Ending1: see the riders rent from bulls over winter. Ending2: see another start and a group of people take off in an indoor track. Ending3: see more jumps and people gearing up. Ending4: see trophies on flying colors.

Answer format: ending1/ending2/ending3/ending4