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': 'Which of the following is known as Preiz Nocard bacillus - \nSelect and explain. \nA. Corynebacterium diphtheriae, B. Corynebacterium pseudotuberculosis, C. Influenza bacillus, D. Salmonella', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Corynebacterium pseudotuberculosis Nocard bacillus (C. Pseudotuberculosis), causes suppurative lymphadenitis in horses and pseudotuberculosis in sheep.", 'role': 'assistant'}]