The Patient Has Experienced a Postpartum Hemorrhage at 6 Hours

The patient has experienced a postpartum hemorrhage at 6 hours postpartum. After controlling the hemorrhage, the patient's partner asks what would cause a hemorrhage. How should the nurse respond?

A) "Sometimes the uterus relaxes and excessive bleeding occurs."
B) "The blood collected in the vagina and poured out when your partner stood up."
C) "Bottle-feeding prevents the uterus from getting enough stimulation to contract."
D) "The placenta had embedded in the uterine tissue abnormally."