Please choose the correct ending to complete the given sentence: Youth: [header] How to execute the major kicks in taekwondo [title] Position your body properly to execute a front kick (ap-chagi). [step] The target of a front kick is-not surprisingly-in front of you. Your target should be a " leg-length " away from your body for your kick to be effective.

Ending1: Be leaning slightly into your torso (your target should be along your side of your body) and have your hips firmly flexed at all times. This ensures that you are being followed properly by other protagonists. Ending2: Set up a lunge position while your kick is going straight at your target. [title] Practice kicking as you perform the major kicks. Ending3: In some cases, you might jump a little forward or backward to make sure that your kick lands. If this is the case, you'll also want to make sure that you have sufficient room around you to complete your front kick. Ending4: You should strike a leg or his shin if you need to, but if your target is her shin then don't hesitate to use your most striking leg, which is the kick that counts most. To execute the kick : [substeps] Lean forward so that your body weight is on your back.

Answer format: ending1/ending2/ending3/ending4