Please choose the correct ending to complete the given sentence: Fixing bicycle: A person is seen standing in front of a picnic table speaking to the camera while holding a bike wheel. he

Ending1: then mounts the bike while still speaking to the camera. Ending2: buttons the bike up and adjusts the seat while looking over to the camera and smiling. Ending3: then puts the tire on the ground, moving his hands around the make sure the tire is properly inflated. Ending4: braces himself and rides around in a tight bend on the wheel while others watch on the side.

Answer format: ending1/ending2/ending3/ending4