Please choose the correct ending to complete the given sentence: Fixing bicycle: Men are walking to a bike shop and talks with the man inside. they

Ending1: get mixed in with the machine and are making bolts and chains. Ending2: get on the bike, and the man conversation with the bike dealer. Ending3: then walk past a car. Ending4: are assembling different pieces of the bike.

Answer format: ending1/ending2/ending3/ending4