Psychology: Dr. Chen's patient has a severe phobia of crowded places. Dr. Chen plans to use systematic desensitization to help the patient. Is Dr. Chen's treatment plan likely the best one for the patient?

Yes. Systematic desensitization is considered an effective treatment to reduce anxiety in individuals when exposed to fearful situations.
Yes. Systematic desensitization will help the patient unlock the unconscious reasons for his or her phobia.
No. Light exposure therapy is the most effective treatment for phobias and should be ruled out first.
No. Electroconvulsive therapy should be considered, as it is known to be an effective treatment for phobias.