The Principles of Psychotherapy Focus on All of the Following

The principles of psychotherapy focus on all of the following except for:

A) Psychotherapy is a systematic interaction between a client and a therapist.The therapist's theoretical point of view interacts with the client's problems to determine how the therapist and the client relate to each other.
B) Psychotherapy is based on psychological theory and research in areas such as personality, learning, motivation, and emotion.
C) Psychotherapy only influences clients' feelings.
D) Psychological disorders, adjustment problems, and personal growth.