There Is a Social-Class Gradient in Obesity in Our Society

There is a social-class gradient in obesity in our society because:

A) high-fat food and supersized meals are cheaper and more accessible than more nutritious foods
B) upper-class individuals are more likely to smoke, and smoking suppresses the appetite
C) excessive frustration with social problems leads people to eat more
D) people in lower socioeconomic strata are less concerned with body image
E) low-income individuals tend to be less likely to take on physically demanding jobs than high-income individuals