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': 'The most common manifestation of congenital toxoplasmosis - \nSelect and explain. \nA. Hydrocephalus, B. Chorioretinitis, C. Hepatospienomegaly, D. Thrombocytopenia', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Chorioretinitis", 'role': 'assistant'}]