Which of the Following Is NOT a Characteristic of Food

Which of the following is NOT a characteristic of food portion sizes?

A) They are both high in fat and large in size at restaurants
B) They have increased in general and this change parallels the increasing prevalence of obesity
C) Reducing portion size has a bigger impact than reducing energy density as a means of lowering total energy intake
D) They have increased most notably at fast-food restaurants compared with conventional eating establishments