This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'Pathogenesis of Mycobacterium tuberculosis by macrophage is mainly mediated by - \nSelect and explain. \nA. IL-6, B. IFN-12, C. IFN gamma, D. IL-3', 'role': 'user'}, {'content': 'Answer: C \nExplanation: . IFN gamma', 'role': 'assistant'}]