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': 'Which of the following is true about pasteurization - \nSelect and explain. \nA. it kills all bacteria and spores, B. It kills all bacteria except thermoduric bacteria, C. It kills 95% of microorganisms, D. All bacteria are destroyed', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Pasteurisation : the milk is heated at either 63oCfor 30 minutes(the holder method)or 72oCfor 15-30 seconds(the flash process )followed by cooling quickly to 13oC or lower. By these process all non sporing pathogens such as mycobacteria,brucella and salmonella are destroyed.Coxiella burnetti is relatively heat resistant and may survive the holder method', 'role': 'assistant'}]