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': 'Heating at 60degC for 30 minute would isolate: \nSelect and explain. \nA. Staphylococci, B. Enterococci, C. Micrococci, D. Streptococci', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Enterococci', 'role': 'assistant'}]