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: Skin
[{'content': 'Most impoant cytokine for type II lepra reaction is ? \nSelect and explain. \nA. IL 1, B. IL 6, C. TNF alpha, D. INF gamma', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., TNF alpha", 'role': 'assistant'}]