When a Woman Breastfeeds an Infant,the Breastfeeding Itself Causes Her

When a woman breastfeeds an infant,the breastfeeding itself causes her uterus to contract and stimulates her breasts to make and release milk.Breastfeeding,therefore,causes

A) inhibition of GnRH release from the anterior pituitary.
B) release of oxytocin and prolactin from the pituitary.
C) release of oxytocin from the anterior pituitary and ovary.
D) inhibition of FSH and LH release from the hypothalamus.
E) release of prolactin from the corpus luteum.