This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
[{'content': 'Adenovirus causes - \nSelect and explain. \nA. Keratoenjuctivitis, B. Diarrhea, C. Parotid enlargement, D. All of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It causes epidemic keratoconjunctivitis REF:ANANTHANARYANAN TEXTBOOK OF MICROBIOLOGY 9EDITION PGNO.482', 'role': 'assistant'}]