This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'Which of the following is best for reducing proteinuria in diabetic patient \nSelect and explain. \nA. Metaprolol, B. Perindopril, C. Chlohiazide, D. Clonidine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Refer CMDT 2010/1105 An ACE inhibitor in normotensive Diabetic impedes progression to proteinuria and prevents the excretion in albumin excretion rate', 'role': 'assistant'}]