Please choose the correct ending to complete the given sentence: Assembling bicycle: Again, he speaks to the camera. He removes two pedals from bags and attaches both pedals onto the bicycle. he

Ending1: uses an electric scraper to sharpen to the speed of sound. Ending2: tightens the handles on the seat as he attaches the pedals. Ending3: takes the bicycle for a ride. Ending4: takes the pedals off the bike and places them gently in a bag.

Answer format: ending1/ending2/ending3/ending4