This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
[{'content': 'Diabetes mellitus is diagnosed if fasting blood glucose is? \nSelect and explain. \nA. >100, B. >126, C. >110, D. >116', 'role': 'user'}, {'content': "Answer: B \nExplanation: ANSWER: (B) >126REF: Harrison's 18th ed ch: 344Criteria for the Diagnosis of Diabetes MellitusSymptoms of diabetes plus random blood glucose concentration >11.1 mmol/L (200 mg/dL)orFasting plasma glucose >7.0 mmol/L (126 mg/dL)orHBA1C > 6.5%:orTwo-hour plasma glucose >11,1 mmol/L (200 mg/dL) during an oral glucose tolerance test", 'role': 'assistant'}]