This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Anatomy
A 50 years old male with type 2 diabetes mellitus is found to have 24-hour urinary albumin of 250 mg. Which of the following drugs may be used to retard the progression of the renal disease? 
Select and explain. 
A. Hydrochlorothiazide, B. Enalapril, C. Amiloride, D. Aspirin
B: Enalapril
Answer: B: Enalapril 
Explanation: Antihypeensive drugs in Diabetes MellitusACE inhibitors (enalapril)or angiotensin receptor blockers are the first line of therapy in hypeensive individuals with type 2 DM.They have no known adverse action on glucose or lipid metabolism.Minimize the development of diabetic nephropathy (by reducing renal vascular resistance and renal perfusion pressure-the primary factor underlying renal deterioration in these patients).(Refer: Harrison's Principles of Internal Medicine, 18thedition, pg no: 2054-2058)