Which of the following is NOT a parameter for classification of psychotherapies?

none of the above

The classification of psychotherapies is based on the following parameters:

1. What is the cause, which has led to the problem?

2. How did the cause come into existence?

3. What is the chief method of treatment?

4. What is the nature of the therapeutic relationship between the client and the therapist?

5. What is the chief benefit to the client?

6. What is the duration of treatment?