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': 'The risk factors of acute pelvic inflammatory disease (PID) are the following except : \nSelect and explain. \nA. Menstruating teenagers who have multiple sex paners, B. lUD users, C. Women with monogamous paner who had vasectomy, D. Previous history of acute PID', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Risk factors of acute PID Menstruating teenagers Multiple sexual paners Absence of contraceptive pill use Previous history of acute PID IUD users Area with prevalence of STDs D.C.DUTTA&;S TEXTBOOK OF GYNAECOLOGY,Pg no:128,6th edition', 'role': 'assistant'}]