Based on the fact that Dr. Chen's patient has a severe phobia of crowded places and he plans to use systematic desensitization to help the patient, Yes. Systematic desensitization is considered an effective treatment to reduce anxiety in individuals when exposed to fearful situations.
This is an effective treatment as the fear of crowded places and would help Dr. Chen's patient to overcome his/her fears.
This refers to the treatment for phobias that is used when a patient is exposed to phobic-triggering events and then taught to face it in a more relaxed manner to desensitize the patient to the phobia.
Hence, we can see that Dr. Chen's treatment plan is likely the best one for the patient because systematic desensitization is considered an effective treatment to reduce anxiety in individuals when exposed to fearful situations
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