Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to monkey vault [title] Warm up. [step] Spend at least 5-10 minutes stretching and warming up before doing parkour. Do everything, but focus on ankles, legs, knees, butt and shins.

Ending1: [title] Select a rail or wall to monkey vault over. [step] You don't have to be able to jump over it, but pick an obstacle you can vault over normally with ease. Ending2: [title] When you know you're fully warmed up, get to the vault. [step] If you're planning on doing parkour with your legs back and your butt very specific about the vault. Ending3: Also, do regular, for an example. Be careful not to hit your butt while doing parkour! [title] Place your left hand on the racquet. Ending4: From there, you can focus on all the parts of and body you need to lift. [title] Do parkour before you teach your monkey to vault.

Answer format: ending1/ending2/ending3/ending4