This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunity, Subject name: Microbiology
[{'content': 'MHC I is recognized by? \nSelect and explain. \nA. CD 4 T cells, B. CD 8 T cells, C. Dendritic cells, D. Macrophages', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) CD 8 T cellsRef: Jawetz 24/e, chapter 8', 'role': 'assistant'}]