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': 'Bubus form is which stage of LGV: \nSelect and explain. \nA. Prmary, B. Secondary, C. Teiary, D. Latent', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is. 'b' i. e., Secondary", 'role': 'assistant'}]