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': 'OCD is associated with which personality \nSelect and explain. \nA. Anakastic, B. Borderline, C. Narcissistic, D. Histrionic', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The course of Anankastic/ OCPD is variable and unpredictable. From time to time they may develop obsessions and compulsions in the course of disorder. Ref: Synopsis of Psychiatry, 11e, pg 756.', 'role': 'assistant'}]