Please choose the correct ending to complete the given sentence: Doing motocross: Another dirt bike course is shown with a new set of dirt bikers and a few of them crash to the ground as well. a person

Ending1: holds the reins of their dirt bike. Ending2: attempts to read the video, but can't because the video is autographed at the end. Ending3: is now shown strapped to a gurney and being carried away from the dirt path by four different people. Ending4: does a rubik's cube with the dirt bikes on their heads is shown.

Answer format: ending1/ending2/ending3/ending4