This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraception, Subject name: Gynaecology & Obstetrics
[{'content': 'A 30-year-old P1L1 wants contraception for 6 months. She has dysmenorrhea and is a know case of complicated migraine. On USG, uterus has multiple fibroids. Contraception of choice is : \nSelect and explain. \nA. Cu T 200, B. OC pills, C. Vaginal diaphragm, D. Tubal sterilization', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Copper T cannot be used since she has multiple fibroids. Permanent method like tubal ligation cannot be used since she need contraception for only 6 months. OCPs can cause breakthrough bleeding and she has h/o migraine. TEXTBOOK OF GYNECOLOGY SHEILA BALAKRISHNAN SECOND EDITION PAGE NO 367, 379.', 'role': 'assistant'}]