Which of the Following Best Describes the Efficacy of Multidimensional

Which of the following best describes the efficacy of multidimensional family therapy?

A) It is associated with reduction in substance use while traditional group therapy is not.
B) It is associated with reduction in substance use, but it takes much longer to get these results than to get comparable results with family therapy.
C) It is associated with greater reduction in substance use than traditional group therapy and produces more rapid results.
D) It has been shown to be more efficacious than family-based education, but less efficacious than individual or group supportive therapy.