Please choose the correct ending to complete the given sentence: Doing motocross: There are several men dressed in biking gear and helmets participating in a dirt bike competition. there

Ending1: are several spectators watching the event. Ending2: is a young man in orange training equipment with another young man in khaki to " flip " his boot. Ending3: are many side streets and cars in the background as they are competing. Ending4: are hundreds of people waiting to start the event.

Answer format: ending1/ending2/ending3/ending4