Physiological Systems Are Dependent on Food Intake in the Following

Physiological systems are dependent on food intake in the following ways, EXCEPT:

A) Thyroid function on iodised salt where iodine-rich aquatic foods are unavailable.
B) Insulin action on food patterns with a low glycaemic load.
C) Avoidance of protein-energy malnutrition (PEM) for optimal immune function.
D) Veganism in sunlight avoiders for optimal immune function.
E) In people on highly refined diets, a greater need for physical activity to reduce the risk of colon cancer.