Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to put your legs over your head [title] Warm up before doing these stretches. [step] A brisk walk around the house or some jumping jacks can be useful. Or, do a short dance, run on the spot or jump rope.

Ending1: Any activity that is not in your body temperature can feel good, whereas running to the store will also work. [title] Rock on the ball of your foot. Ending2: [title] Lie on your back and keep moving until you feel ready for round 5. [step] Get on your knees and put one foot in front of the other, and get on your hands and knees! You should feel smooth. Ending3: Practice moving your legs as you will get to know these ways better. For beginners you may not want to do them or might not know that they can be done correctly. Ending4: [title] Select a reasonably high item in your house that it is safe and okay to reach up to. [step] This might be a shelf, a chair/couch back, a window ledge, etc.

Answer format: ending1/ending2/ending3/ending4