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': 'T cell independent Antigen acts through  which one of the following? \nSelect and explain. \nA. T-cell, B. B-cell, C. Macrophages, D. CD8+ T cells', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]