Which Guideline Regarding Pain Should Be Included in the Nurse's

Which guideline regarding pain should be included in the nurse's education plan for a group of parents with infants and toddlers?

A) Pain can be a source of fear and threat to the toddler's security.
B) Toddlers are often reluctant to express pain.
C) Infants cannot express pain until 8 months of age.
D) Toddlers often try to be brave and not cry.