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': 'The normal urethro vesical angle in female is (in degree) : \nSelect and explain. \nA. 90, B. 100, C. 120, D. 130', 'role': 'user'}, {'content': 'Answer: B \nExplanation: 100', 'role': 'assistant'}]