A nurse is reinforcing teaching with a client who is in labor about why epidural anesthesia is not initiated until a good labor pattern has been established. Which of the following explanations should the nurse include?

B Given too soon, epidural anesthesia can prolong labor.' D Given too soon, epidural anesthesia can cause fetal depression.' C Given too soon, epidural anesthesia will delay rupture of fetal membranes.' A Given too soon, epidural anesthesia can cause maternal hypertension.'