This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
[{'content': 'Anxiety disorder does not include \nSelect and explain. \nA. Generalized anxiety disorder, B. Panic disorder, C. Social phobia, D. None of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: (D) None of the above # Generalized Anxiety Disorder: This is characterized by an insidious onset in the third decade and a stable, usually chronic course which may or may not be punctuated by repeated panic attacks (episodes of acute anxiety).# Panic Disorder: This is characterized by discrete episodes of acute anxiety.> The onset is usually in early third decade with often a chronic course.> The common types of phobias areA. Agoraphobia; 2. Social phobia, and; 3. Specific (simple) phobia', 'role': 'assistant'}]