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': 'An infeile woman underwent hysterosalphingogram. It showed bilateral beaded tubes with enlargement at ampulla, The organism responsible is : \nSelect and explain. \nA. Chlamydia, B. Gonococci, C. Tuberculosis, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tuberculosis', 'role': 'assistant'}]