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: Unknown
[{'content': 'Cytokine that have pyrogenic activity is: \nSelect and explain. \nA. IL-6, B. IL-8, C. TGF beta, D. IL-3', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref. Robbins Pathology. 9th edition. Page. 99\n\xa0\nEasy and a straight forward question.\nMost important interleukins are listed below', 'role': 'assistant'}]