The Nurse Is Caring for a Four-Year-Old Child Who Is

The nurse is caring for a four-year-old child who is intellectually disabled and is scheduled for surgery tomorrow. The nurse wants to plan postoperative care and pain relief. The nurse will determine the best pain assessment tool by observing the child's:

A) Language skills.
B) Understanding of the concept of more and less or otherwise has the ability to quantify pain.
C) Ability to sit for a ten minute evaluation.
D) Ability to perceive pain.
E) Ability to understand pain.