Regarding Lactation and the Mammary Glands, Which Statement Is True

Regarding lactation and the mammary glands, which statement is true?

A) Colostrum contains more proteins than breast milk.
B) An expectant mother's mammary glands begin producing colostrum by the end of the second month of pregnancy.
C) As colostrum production increases, the mammary glands convert to milk production.
D) Colostrum, unlike milk, contains large quantities of lysozymes.
E) Colostrum has much more fat than breast milk.