A 50 year old male with a history of diabetes mellitus presents for a routine clinic visit. He has been feeling well and has no complaints. He has been exercising regularly and dieting as instructed for his diabetes. His medications include metformin and glypizide. His blood pressure is 180/90, heart rate 70, and respirations 20. His physical examination is normal. Which of the following is the most appropriate management at this time?
A. Continue diet and lifestyle modifications for 6 months
B. Start lisinopril and hydrochlorothiazide
C. Start amlodipine
D. Start hydrochlorothiazide
E. Start spironolactone