Which of the Following Explains the Suppression of Lactation During

Multiple Choice

Which of the following explains the suppression of lactation during pregnancy?

A) Blood prolactin levels are too low for milk production to occur
B) Human placental lactogen levels are too low for milk production to occur
C) The fetal adrenal gland does not produce sufficient estriol
D) Blood levels of estrogen and progesterone are high
E) The maternal anterior pituitary is suppressed