The Nurse Is Working with a 3-Year-Old Child in Bryant's

The nurse is working with a 3-year-old child in Bryant's traction for a fractured femur.A pain assessment scale,such as the Oucher scale,can be useful to the nurse caring for this child because the pain assessment scale:

A) Provides continuity and consistency in assessing and monitoring the child's pain.
B) Decreases anxiety in the child.
C) Increases the child's comfort level.
D) Reduces the child's fear of painful procedures.