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': 'What are the symptoms of mobile retroversion of uterus \nSelect and explain. \nA. Dyspareunia, B. Back ache, C. Dysmenorrhoea and Is asymptomatic, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: All', 'role': 'assistant'}]