What happens next in this paragraph?

The man talks to the camera while stopped on his bike. The man is shown something on his bike using a small tool. the man
Choose your answer from:
*uses the tool to repliumatthew the fuel on the bike and used the smaller tool on the motorcycle..
*uses a roller again..
*demonstrates how the pedal and chains work..
*replicates the tool on his bike..
demonstrates how the pedal and chains work.