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: Pharmacology
[{'content': 'New drug effective in post prandial sugar control is: \nSelect and explain. \nA. Acarbose, B. Metformin, C. Sulfonylurea, D. Repaglinide', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Repaglinide', 'role': 'assistant'}]