This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
[{'content': 'All except one can be used for medical management of adenomyosis in young women \nSelect and explain. \nA. GnRH agonists, B. Aromatase inhibitors, C. OCPs, D. Progesterone pills', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Combined oral contraceptives are not useful in adenomyosis.', 'role': 'assistant'}]