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': 'Polycystic ovaries are associated with : \nSelect and explain. \nA. Hypopituitarism, B. Ovarian malignancy, C. Endometrial carcinoma, D. Adrenal coical hyperplasia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Endometrial carcinoma', 'role': 'assistant'}]