This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
All of the following psychotherapy are used to treat anxiety disorder except 
Select and explain. 
A. Systemic desensitization, B. Relaxation techniques, C. Flooding, D. Sensate focus therapy
D: Sensate focus therapy
Answer: D: Sensate focus therapy 
Explanation: Sensate focus therapy is used to treat premature ejaculation.