This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: general microbiology, Subject name: Microbiology
[{'content': 'Heating and subsequent plating is a method used for isolating? \nSelect and explain. \nA. Corynebacterium, B. Vibrio, C. Salmonella, D. Clostridia', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Clostridia are isolated by heating followed by plating using redox potential. REF:Textbook of microbiology, Ananthanarayan and Paniker. Page no.:252', 'role': 'assistant'}]