Please choose the correct ending to complete the given sentence: Fixing bicycle: A couple of men are on the side of a bike path. they

Ending1: draw flags onto the ground. Ending2: are using a red tool to play a game of tug of war. Ending3: are unsure of how to focus, or if they should continue exercising. Ending4: are trying to work on fixing a bent tire.

Answer format: ending1/ending2/ending3/ending4