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': 'Sabin - Feldman dye test is used in the diagnosis of \nSelect and explain. \nA. Toxoplasmosis, B. Toxocariosis, C. Cryptosporidiosis, D. Schistosomiasis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Sabin - Feld man dye test - Highly sensitive and specific in diagnosis of Toxoplasmosis.\xa0\nPatient serum + live tachyzoites+\xa0complement + Methylene blue', 'role': 'assistant'}]