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': 'Independent risk factors for endometrial hyperplasia are all except \nSelect and explain. \nA. Obesity, B. Diabetes, C. Hypertension, D. Tamoxifen', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Hypertension is not independent risk factor for endometrial hyperplasia causing AUB.', 'role': 'assistant'}]