Please choose the correct ending to complete the given sentence: Rollerblading: A man in a black tank top does several roller blade tricks. A man in a blue shirt switches of doing tricks. they

Ending1: continue to trade off showing their skills. Ending2: flash one shirt at the camera and it gets very cloudy outside. Ending3: cross the finish line. Ending4: are back to the same book-lined room that the man was in before.

Answer format: ending1/ending2/ending3/ending4