Please choose the correct ending to complete the given sentence: Doing motocross: Men are doing motocross in a competition. a lot of people

Ending1: are gathered in a stadium and sit in a stands waiting for medals. Ending2: are gathered around a path watching the motocross competition. Ending3: is walking on benches in the square. Ending4: are in motocross in the olympics.

Answer format: ending1/ending2/ending3/ending4