This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
[{'content': 'Commonest helminthic infection in AIDS is - \nSelect and explain. \nA. Trichuris trichura, B. Strongyloides stercoralis, C. Enterobius vermicularis, D. Nector-americanus', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Generalized strongyloidiasis is the main helminthic infection REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.576', 'role': 'assistant'}]