Supplements do not prevent a cold or the flu. It is a common misconception that Vitamin C can prevent sickness when is reality there is not evidence to support that claim.
Based on my information, the only 3 that would be the main of the muscle types found in the body would actually be Skeletal, smooth, and cardiac, but as for "hard", this would be known to be OUT of the body, as for therefore, this would NOT be <span> one of the muscle types found in the body.
</span><span>A. Skeletal
B. Hard
C. Cardiac
D. Smooth</span>