A 62-year-old woman presents for a routine physical examination. She is asymptomatic and is not taking any medications. Her blood pressure is found to be 145/85 mm Hg on two readings and her body mass index (BMI) is 29. Review of her chart reveals that her blood pressure was 143/84 mm Hg on a visit 4 months ago for a urinary tract infection. Which of the following is the most accurate statement regarding her blood pressure? A. Her blood pressure is normal and she is at average risk for developing hypertension. B. She is at risk for needing pharmacologic treatment for hypertension. C. She has hypertension and should be started on a thiazide diuretic. D. She has hypertension and should be started on multidrug therapy.