A 24-year-old graduate student recognizes that he has a phobia. He suffers severe anxiety when he is in darkness. It has altered his lifestyle because he is unable to go to a movie theater, concert, and other events that may require absence of light. The client is seeking assistance because he is no longer able to socialize with friends due to his phobia. The psychologist working with him is using desensitization. He has asked the nursing staff to assist the client in muscle relaxation techniques. What result would indicate client education has been successful?
A. He enters a movie theater, sits in his chair, and replaces anxiety with relaxation as the theater darkens.
B. He enters a concert, but as the lights dim, he does not experience anxiety.
C. He states that he no longer fears dark places.
D. He takes a part-time job as a photographic assistant. His job necessitates his working in a darkroom.