What clinical limits define the eating disorder anorexia nervosa?
a. BMI < 20 and body weight at least 15% below the lowest value for height
b. BMI < 17.5 and body weight at least 15% below the lowest value for height
c. BMI < 20 and body weight at least 10% below the lowest value for height
d. BMI < 17.5 and body weight at least 20% below the lowest value for height
Answer: B