Which Statement About the Nutrient Composition of Breast Milk Is

Which statement about the nutrient composition of breast milk is true?

A) Lactoferrin, in breast milk, enhances the absorption of calcium.
B) Alpha-lactalbumin is the most abundant protein in breast milk.
C) Proteins are the main source of energy in breast milk.
D) Maltose is the most abundant carbohydrate in breast milk.
E) Carbohydrates are the main source of energy in breast milk.