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: Physiology
[{'content': 'Normal limit for postprandial (after 2 hours) blood glucose level (in mg/dL): March 2008 \nSelect and explain. \nA. 80-110, B. 110-140, C. 140-170, D. 170-200', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A: 80-110', 'role': 'assistant'}]