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': 'The operating temperature in an ethylene oxide sterilization during a warm cycle is - \nSelect and explain. \nA. 20-35 o C, B. 49-63 o C, C. 68-88 o C, D. 92-110 o C', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Temperature between 49 & 63degC is used, which is comparatively a lower temperature. Used for aicles that cannot withstand higher temperatures. REF:textbook of microbiology, Ananthanarayan and Paniker.', 'role': 'assistant'}]