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: Microbiology
[{'content': 'Which of the following is most resistant to the action of antiseptics and disinfectants: \nSelect and explain. \nA. Spores, B. Coccidia, C. Prions, D. Mycobacteria', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Prions', 'role': 'assistant'}]