During Shift Report, the Night Nurse Reports That a Terminally

During shift report, the night nurse reports that a terminally ill child has developed tolerance to the prescribed morphine. Which concept should the nurse use when planning care for this child?

A) The child is physically dependent on morphine.
B) The child is addicted to morphine.
C) The child is showing physical signs of withdrawal.
D) The child will need more medication to achieve the same effect.