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: Pharmacology
[{'content': 'lodophores are mixtures of the following : \nSelect and explain. \nA. Iodine and alcohol, B. Iodine and aldehyde, C. Iodine and surface active agents, D. Iodine and phenol', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]