Research on the Effectiveness of the Different Methods of Psychotherapy

Research on the effectiveness of the different methods of psychotherapy suggests

A) person-centered therapy is always a better treatment option than any other form of psychotherapy.
B) psychodynamic therapy is always a better treatment option than any other form of psychotherapy.
C) behavioural and cognitive therapies are always better treatment options than any other form of psychotherapy.
D) behavioural, psychodynamic, and person-centred approaches have similar levels of effectiveness.