This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infections of the genital tract, Subject name: Gynaecology & Obstetrics
[{'content': 'Chronic pelvic pain is defined as pain of greater than ----- months in duration \nSelect and explain. \nA. 1month, B. 3months, C. 6months, D. 12months', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Chronic pelvic pain is defined as pain of greater than 6 months in duration, localized to the anatomic pelvis, and severe enough to cause functional disability or necessitating medical care.Ref: Berek and Novak&;s Gynecology; 15th edition; Chapter 16', 'role': 'assistant'}]