Multi-select problem: How does the next paragraph end?

A person is seen standing in front of a picnic table speaking to the camera while holding a bike wheel. he

Options are: A). then mounts the bike while still speaking to the camera.. B). buttons the bike up and adjusts the seat while looking over to the camera and smiling.. C). then puts the tire on the ground, moving his hands around the make sure the tire is properly inflated.. D). braces himself and rides around in a tight bend on the wheel while others watch on the side..
C).