A parent tells a nurse that her toddler drinks a quart of milk a day and has a poor appetite for solid foods. The nurse should explain that the toddler is at risk for which of the following disorders?

A. Diabetes mellitus is not directly related to high milk intake and poor appetite for solid foods in toddlers. B. Obesity could be a concern if high milk intake continues and is accompanied by excessive calorie consumption, but it is not the most immediate risk. C. Iron deficiency anemia is a significant risk for toddlers who consume large quantities of milk and have a poor intake of iron-rich solid foods. Excessive milk consumption can interfere with iron absorption and intake. D. Rickets is caused by a deficiency of vitamin D, calcium, or phosphate, and while poor diet can contribute, it is not directly related to high milk intake.