Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to replace bike pedals [title] Secure your bike on a flat surface. [step] If your bike has a kickstand, rest your bike on it. If your bike doesn't have a kickstand, lean it up against a wall or a table so it stays upright.

Ending1: Slide the kickstand off your bike. [title] Spin the bike wheel over and off onto flat ground. Ending2: [title] Check the pedals to see what kind of wrench you'll need. [step] Look at the space in between the pedal and the crank arm (the metal arm that your pedals are attached to). Ending3: [substeps] Lift a clean, cut piece of cardboard about 3 feet (0.91 m) thick and 4 feet (1.91 m) tall and put it in front of the bike. Scoot forward and shorten it to look out the front window. Ending4: [title] Loosen both pedals of the bike. [step] Use a wrench to tighten one pedal at a time.

Answer format: ending1/ending2/ending3/ending4