Fad diets typically do which of the following? cheek all that apply
a. don't encourage physical activity
b. severely restrict or prohibit calorie intake
c. emphasize many types of food
d. promise dramatic results

A. Don't encourage physical activity

D. Promise dramatic results

Explanation:

They use these Fad diets to tell you that you will lose so much weight and never have to work out, these are only reinforcing the idea that its so easy to lose weight when it is not, it involves hard work and dedication to a healthy diet. Not just  one that promises results in a week.

answer(c); cultural values may have affected jack's grandmother's and aunt's belief about extended family;