The answer is C, To save lives, prevent injuries, and protect the health of America's workers.
I know im a kid but showing them some bad after affects of the drug might scare them into not doing it.
As an energy source, To heal and build and repair tissue, To sustain growth, To help transport oxygen to the cells, To regulate body functions. hope this helped :)
Well if you regularly workout a lot from day to day, you are probably fit for your age, depending on what type of lifestyle you live. Some of the following could be, increased muscle capacity, healthier lungs, increased stamina, things in that area.
I think the answer is A, but I'm not sure