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: Pediatrics
[{'content': 'CNS involvement is most commonly associated with which group of congenital intrauterine infections: \nSelect and explain. \nA. CMV and Toxoplasmosis, B. Rubella and Toxoplasmosis, C. Rubella and HSV, D. CMV and Syphillis', 'role': 'user'}, {'content': "Answer: A \nExplanation: CMV infection and Toxoplasmosis are the two most common intrauterine infections with frequent and serious CNS involvement. The group of CMV and Toxoplasmosis is therefore the single best answer of exclusion. Ref: Harrison 17th Edition, Page 1310, 1110; Vope's Neurology of the born 3rd Edition, Page 675, 685, 691", 'role': 'assistant'}]