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': "Asherman's syndrome is characterized by: March 2004 \nSelect and explain. \nA. Amenorrhoea, B. Dysmenorrhoea, C. Leucorrhoea, D. Metrorrhagia", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A i.e. Amenorrhoea', 'role': 'assistant'}]