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': "Three month's amenorrhoea in a female may indicate following EXCEPT : \nSelect and explain. \nA. Pregnancy, B. Tuberculosis of genital tract, C. Endometriosis, D. Sheehan's syndrome", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Endometriosis', 'role': 'assistant'}]