This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': '(NOT RELATED)"Filariform larvae" are seen with? \nSelect and explain. \nA. Enterobius vermicularis, B. Ascaris lumbricoides, C. Necator americanus, D. Trichuris trichiura', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Is infective third-stage larva of the hookworm, Ascaris, and other nematodes with penetrating larvae or with larvae that migrate through the body to reach the intestine.', 'role': 'assistant'}]