The nurse is measuring the blood pressure of a client during a follow-up office visit. What blood pressure reading, if it repeats a measurement taken during a previous visit, would indicate stage 1 hypertension?
A. 125 / 75 mm Hg.
B. 128 / 70 mm Hg.
C. 132 / 79 mm Hg.
D. 144 / 91 mm Hg.