Detailed Instructions: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Problem:Question: Among the differences in the treatment of affective disorders between Beck's cognitive therapy and interpersonal therapy, which of the following is CORRECT?
Options: <1> Interpersonal therapy has been applied to the treatment of bipolar disorder, but Beck's cognitive therapy has not yet. <2> Beck cognitive therapy is a structured therapy with a short number of sessions, while interpersonal therapy does not. <3> Beck's cognitive therapy was created by a psychiatrist, while interpersonal therapy was created by a psychologist. <4> Interpersonal therapy is based on the notion of emotional attachment of evolutionary psychology, while Beck's cognitive therapy does not. <5> Beck's cognitive therapy is one of the psychological treatments that have well established efficacy in major depressive disorder in adults, while interpersonal therapy has not yet.
Solution:
4