The APRN working with a child who is having temper tantrums every time his mother takes him to the grocery store. In talking to the mother, the ARNP discovers that whenever the child has a temper tantrum at the store, the mother gives the child candy to calm the child down. The ARNP is using which of the following psychosocial interventions?
1) Reflection
2) Psychoanalysis
3) Behavioral activation
4) Functional analysis of behavior