What pressure is determined by which of the following components

Janell sees an advertisement for a new skin-care product. which question should she ask herself about the product?

Bulimia nervosa is characterized by a. a refusal to eat enough food to maintain normal, healthy body weight and/or the use of measures to produce severe weight loss. b. high fat intake and low level of physical activity. c. alternating binge eating and purging through vomiting, laxatives, or diuretics. d. normal food consumption interrupted by episodes of high consumption, resulting in obesity.

Which of the following identifies a main culprit for america’s increasing weight gain