Answer:
efforts to isolate and treat one member of a family, without the other family members, are doomed.
Step-by-step explanation:
Family therapy: It is also referred to as "family systems therapy", "marriage & family therapy", couple & family therapy, and "family counselling". It is considered as one of the different branches of psychotherapy that tend to work with specific couples & families in "intimate relationships" to nurture development and change.
Family Therapists are generally "mental health professionals" who are being trained in family systems and psychotherapy, and they've been licensed to treat and diagnose emotional and mental disorders within family systems, couples, and marriage.