Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to do a running catleap [title] Start running at a pace that'll give you enough momentum to leap the distance, but don't go so fast that you take off with excessive force. [title] Take off by jumping up more than across. [step] You want to go high enough that if you miss the wall, you fall straight down rather than hit the wall with the front of your body.

Ending1: [title] Wind up so that you land on your back/shoulder. [step] You should be at more or less a comfortable height. Ending2: When this happens, you're in for something hard and fast-very dangerous. [title] When you're ready to jump, jump as high as you can with both feet and kick out with your left foot. Ending3: [title] Use your body to " swim " across the air if you feel so inclined. [step] In this photograph, a double kick is used, which would be inconvenient in smaller spaces. Ending4: [title] Do 6 flights of 10 steps on each jump before stepping back with the sole of your foot. [step] Jump to as high as you can and hold on to something to help you keep your balance.

Answer format: ending1/ending2/ending3/ending4