A Woman in the Transition Phase of Labor Requests a Narcotic

A woman in the transition phase of labor requests a narcotic analgesic medication for pain relief.The nurse explains that giving a narcotic analgesic medication at this stage of labor will:

A) cause medication given at later stages to be ineffective.
B) have no complications for the mother or infant.
C) result in respiratory depression to the newborn.
D) speed up labor and increase pain.