Please choose the correct ending to complete the given sentence: BMX: Bmx biker going down a track practicing in his lane by himself. then there

Ending1: is the long jump with the 80 horses. Ending2: is another biker too, they're probably racing, they're going super fast down the track turning and hitting high bumps that make them go high up in the air. Ending3: are a lot that fill the screen as well as clips of them performing you know, stats and all that. Ending4: 's the race business competitors making deals, and a man and a woman arriving late to transport the bmx onto a field with flags thrown.

Answer format: ending1/ending2/ending3/ending4