This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Which of the following is an example of Type IV hypersensitivity - \nSelect and explain. \nA. Ahrus reaction, B. Serum sickness, C. Shwazman reaction, D. Granulomatous reaction', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Type IV hypersensitivity reaction is tissue injury by T cell-mediated immune response without the formation of antibodies. It is a slow and prolonged response. The granulomatous reaction in tuberculosis and leprosy are examples of type IV hypersensitivity reaction. Reference: Harsh moMohanextbook pathology, 7th edition, pg no: 61 <\\p>', 'role': 'assistant'}]