Cynthia Bulik led the most powerful genome-wide association study of anorexia nervosa ever conducted. Which of the following most accurately reflects the study's results?
A. It identified a specific location for anorexia nervosa on chromosome 21.
B. There are strong correlations between anorexia nervosa, depression, obsessive-compulsive disorder, and extroversion.
C. The correlation between anorexia nervosa and genes is weaker than expected.
D. Strong correlations exist between anorexia nervosa and BMI, high-density lipoprotein cholesterol, insulin, and glucose.
Answer: D
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