This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET 2019, Subject name: Microbiology
[{'content': 'A neonate was found to have cataract, deafness and cardiac defects. Which group of viruses does the mother was infected with: \nSelect and explain. \nA. Togaviridae, B. Flaviviridae, C. Bunyaviridae, D. Arenaviridae', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Cataract definition and Cardiac defects are the classical triad of congenital rubella syndrome which is caused by rubella virus which belongs to family Togaviridae.', 'role': 'assistant'}]