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?

"Given too soon, epidural anesthesia will delay rupture of fetal membranes.".

"Given too soon, epidural anesthesia can prolong labor.".

"Given too soon, epidural anesthesia can cause fetal depression.".

"Given too soon, epidural anesthesia can cause maternal hypertension.".