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': 'True about M. tuberculosis is -a) Strict aerobesb) Gram negativec) Thin cell walld) Curved rod \nSelect and explain. \nA. b, B. ad, C. ac, D. ab', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]