This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Cell mediated immunity is \nSelect and explain. \nA. Type1, B. Type2, C. Type3, D. Type4', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ref Robbins 8/e p197; 9/e p24 Type hypersensitivity reactions have been given the following names: Immediate type1 hypersensitivity Antibody mediated type 2 hypersensitivity Immune complex mediated or type3 hypersensitivity Cell mediated or type4 hypersensitivity', 'role': 'assistant'}]