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': 'Most common mode of transmission of polio virus - \nSelect and explain. \nA. Droplet infection, B. Fecal-oral route, C. Blood transfusion, D. Veical transmission', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Virus is transmitted by the fecal oral route through ingestion REF:<\\p> ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.486', 'role': 'assistant'}]