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: Microbiology
[{'content': 'HHV-6 causes ? \nSelect and explain. \nA. Erythema infectiosum, B. Kaposi sarcoma, C. Roseola infantum, D. Herpangina', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Roseola infantum", 'role': 'assistant'}]