The Patient's Parent Asks the Nurse, "Why Do You Want

The patient's parent asks the nurse, "Why do you want to do a family assessment? My child is the patient, not the rest of us." What response best addresses the parent's concern?

A) "Family dysfunction might have caused the mental illness."
B) "Family members provide more accurate information than the patient."
C) "Family assessment is part of the protocol for care of all patients with mental illness."
D) "Every family member's perception of events is different and adds to the total picture."