Please choose the correct ending to complete the given sentence: Assembling bicycle: Two men are assembling a bicycle on a stand. They put the tires onto the bike. they

Ending1: use a pressure washer to spray the tires. Ending2: tape it up before moving it out of frame. Ending3: unplug a bicycle out of the stand. Ending4: put the pedals on the bike.

Answer format: ending1/ending2/ending3/ending4