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': 'Eiosinophilic meningoencephalitis is caused by -a) Gnathostoma spinigerumb) Naegleriac) Toxocara canisd) Angiostrongylus cantonensis \nSelect and explain. \nA. b, B. c, C. ad, D. ab', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Eosinophilic meningoencephalitis\n\n\nMeningoencephalitis, in which there is > 20% eosinophilic pleocytosis in C.S.F.\n\n\nEosinophilic meningoencephilitis is caused by\n\n\nAngiostrongylus cantonensis (most common)\nGnathostoma spinigerum\n\n\nNaegleria causes primary amoebic meningoencephilitis but it is not an eosinophilic meningoencephalitis.', 'role': 'assistant'}]