Although Cara Has Been Obese for as Long as She

Multiple Choice

Although Cara has been obese for as long as she can remember,she is determined to lose excess body weight with a low-calorie diet.Cara is most likely to have difficulty becoming and staying thin because

A) she may have a higher-than-average set point for body weight.
B) low-calorie diets trigger increased secretions of PYY.
C) lean tissue is maintained by fewer calories than is fat tissue.
D) her resting metabolic rate will increase and prompt her to overeat.