According to the Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure, a "normal" blood pressure is
a. <120 mm Hg systolic and <80 mm Hg diastolic
b. 120-139 mm Hg systolic and 80-89 mm Hg diastolic
c. 120-159 mm Hg systolic and 80-99 mm Hg diastolic
d. <140 mm Hg systolic and <90 mm Hg diastolic
Answer: A