Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to bunny hop on a bike [title] Ride at a slow to medium speed and lean back slightly. [step] Stand up out of the bike seat while keeping your pedals parallel with the ground. [substeps] Keep your elbows and knees loose and slightly bent, and bend at the waist so that you are positioned above the bike seat rather than behind it.

Ending1: Make sure that you allow only your non-kicking foot to hang off the back of the bike. [title] Turn your feet at 90 degree angles. Ending2: Keep your ears pressed against the handlebars in order to keep your balance. Put up your right thigh above the handlebars; your foot should be straight behind the handlebars. Ending3: When you stand up, position your head directly over the front wheel. [title] Sink your weight into the front wheel and then pull your handlebars upward with your arms. Ending4: Wait a moment and pause to extend your legs out from the seat, as if you were getting ready to bunny hop. [title] Lift the scooter close to your body.

Answer format: ending1/ending2/ending3/ending4