The answer is 8 because if you add all of the numbers up you get 40, then you divide by the amount of numbers (which is 5) so 40/5=8
The correct answer is d. epididymis
Muscle cramp refers to the sudden contraction of an involuntary muscle. It can be caused by many factors including inadequate presence of some minerals such as calcium in the body; it can also be caused by poor circulation.
Straightening an althelete's leg and rubbing it vigorously make the muscle to relax and to snap back in place.
I am not sure but I am guessing carbon and nitrogen :)