Please choose the correct ending to complete the given sentence: Fixing bicycle: The man turns the crank and the wheel spins on the bike. The man spins the front wheel by hand. the man

Ending1: tightens a screw with his hand tool. Ending2: and the bike takes off on a dirt trail. Ending3: is shown, then slowly waits. Ending4: lifts the wheel high up in the air and over his head.

Answer format: ending1/ending2/ending3/ending4