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: Microbiology
[{'content': 'Radiomimetric BACTEC detect growth of M tuberculosis in how much time ? \nSelect and explain. \nA. 1 week, B. 2-3 week, C. 4-8 week, D. > 10 weeks', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is `b' i.e., 2-3 weeks", 'role': 'assistant'}]