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: Social & Preventive Medicine
[{'content': 'Storage temperature for vaccine is- \nSelect and explain. \nA. - 4degC to 0degC, B. 0degC to 4degC, C. + 2degC to 8degC, D. + 4degC to 12degC', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., +2degC to 8degC o Usual temperature is + 2 to +8degC.", 'role': 'assistant'}]