Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to perform a cat leap in gymnastics [title] Stretch. [step] This is very important, and mandatory. [title] Start with some exercises.

Ending1: [step] Before you do the actual jump, you need to stretch. Doing the stretches with your hands should feel like you're holding onto a balloon but it's actually lifting your body in the air. Ending2: [step] Avoid those for adults; it'll get you into trouble. You have to wear proper clothes-it's good as long as it is comfortable. Ending3: [step] Sit on the floor with your legs crossed. Bring up your left leg to your belly button, and do the same with your right leg immediately. Ending4: [step] The first idea is to get it as comfortable as possible. A great balance is important and steps don't get easy until you do them.

Answer format: ending1/ending2/ending3/ending4