This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Personality Disorders, Subject name: Psychiatry
[{'content': 'All are cluster B personality disorders except? \nSelect and explain. \nA. Antisocial, B. Narcissistic, C. Avoidant, D. Borderline', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Avoidant Personality disorders1. Clustor A (Odd. and Eccentric): Paranoid, Schizoid, Schizotypal.2. Clustor B (Dramatic, Emotional and Erratic) : Antisocial (Dissocial), Flistrionic, Narcissistic, Borderline.3. Clustor C (Anxious and fearful): Anxious (avoidant), Dependent, obsessive - compulsive (anankastic).", 'role': 'assistant'}]