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': 'Which is not a feature of Dysfunctional uterine bleeding : \nSelect and explain. \nA. Tender uterus, B. Uterine size of 8-10 weeks, C. Menorrhagia, D. Proliferative endometrium', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Tender uterus', 'role': 'assistant'}]