A Woman Comes to the Clinic Because of Heavy Menstrual

A woman comes to the clinic because of heavy menstrual bleeding each month. Which question is most important for the nurse to ask?

A) "Have you noticed if anything you do makes the bleeding worse?"
B) "How long ago did you start having heavy periods?"
C) "Do you get cramps when you have your period?"
D) "How many pads/tampons do you generally use in 24 hours?"