I would say C, preform at least moderate intensity exercise regularly.
Let their parents know because I'm concerned for my friend
The answer to the above question is power
<span>❅☃ Minimize the food you eat
</span><span>❅☃ If it takes that, get rid of any unhealthy and unnexxasary food.
</span><span>❅☃ Stick to a plan, and if needed, a diet.
</span><span>❅☃ Even if you do not like it, force yourself into eating more healthy. (I had to do that myself and it worked.) :)</span>
I believe it is a stimulant <span />