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 is concerned with cell mediated immunity - \nSelect and explain. \nA. B-Lymphocytes, B. T-Lymphocytes, C. Eosinophils, D. Monocytes', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Cell-mediated immunity is an immune response that does not involve antibodies, but rather involves the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen. Ref: Ananthanarayan & Panikers textbook of microbiology 9th edition pg.no. : 152', 'role': 'assistant'}]