Non-human animals communicate primarily through ________

Why is it important for us to understand both sensation and perception? How does this relate to bottom-up and top-down processing?

What will be an ideal response?

Malnutrition __________.

A. does not occur in alcoholics, because alcohol provides both calories and nutrients B. only occurs when alcoholics are destitute and not able to afford to purchase food C. may occur in alcoholics, because alcohol interferes with the body's ability to use nutrients D. is rare among alcoholics because alcohol is most commonly consumed with food