Answer to Question 1
Artificial sweeteners have the advantage of not contributing excess kcalories in the form of sugar but still providing the sweet taste desired. In addition, they do not contribute to tooth decay. Safety concerns are central to the disadvantages of nonsugar sweeteners. Specifically, aspartame cannot be consumed by people with PKU and some people claim it has adverse effects including headaches, dizziness, nausea, and seizures. It is interesting to note that despite the increase in nonsugar usage, obesity rates continue to climb. Foods sweetened with nonsugar sweeteners, even if safe, may still be low in nutrient density and poor food choices.
Answer to Question 2
c