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': 'Non venereal treponemas is/are \nSelect and explain. \nA. T. Peenue, B. T. Carateum, C. T. Pallidum, D. T. Cuniculi', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'a' i.e., T. Peenue; `b' i.e., T. Carateum", 'role': 'assistant'}]