The is unhealthy and can kill people if it only has <span>oxygen, and hydrogen. that is very unhealthy to consume other than when you breath
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Do you have answer choices?? so I can help
C because reversibility means when taking a break it'll be hard to get back on schedule <span />
My guess would be stretching in the leg she wants to improve. I have done this many times and stretching would be the best way.
You can go into a split and then lean as far forward as you can.
Another one is to when in the split grab your toes and pull up,stretching near the actual foot which then gives you more of a chance to lift your leg higher.
