There are a number of things that cause us to have higher cortisol levels . But the big four are Stress , Caffeine , Insulin and Sleep Deprivation . As you might expect , some of these are easier to handle than others . Following are a few things that might help in lowering your cortisol levels : A ) Try to reduce the stress in your life .
What may be the reason for the author writing an article like this ?
A. They were told to .
B. They had no other material .
C. They want to help people .
D. None of the above choices .


C