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': 'Dysfunctional uterine bleeding is seen in : \nSelect and explain. \nA. Metropathia haemorrhagia, B. Polycystic ovary, C. Endometrial TB, D. Hypothyroidism', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Metropathia haemorrhagia', 'role': 'assistant'}]