This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
[{'content': 'T cell recognizes which antigen in graft rejection? \nSelect and explain. \nA. MHC II, B. MHC I, C. Both MHC I & MHC II, D. None', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Through both direct and indirect pathway', 'role': 'assistant'}]