The Underlying Premise of Family Therapy Is That

The underlying premise of family therapy is that:

A) each member of the family affects and is affected by the family unit.
B) family members benefit from accepting that there is a continuum of family dysfunction and all families are dysfunctional to some degree.
C) effective treatment of mental illness is not possible without firsthand interaction with and observation of the patient's family.
D) behavior change is highly dependent on one's social support system.