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: Skin
[{'content': 'Podophyllin is used to treat which type of wa: \nSelect and explain. \nA. Plantar wa, B. Genital wa, C. Verruca plan, D. All of the above', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Genital wa', 'role': 'assistant'}]