This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Metabolism of carbohydrate, Subject name: Biochemistry
[{'content': 'Flouride cause inhibition of \nSelect and explain. \nA. PDH, B. Enolase, C. G6PD, D. Pyruvate kinase', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Repeated question', 'role': 'assistant'}]