Correct option is B
Sol. Sarpagandha (Rauvolfia serpentina) is a medicinal plant commonly used in traditional medicine to treat high blood pressure (hypertension).
· The plant contains alkaloids, including reserpine, which has been found to have antihypertensive (blood pressure-lowering) properties.
· The blood pressure is usually written as the systolic pressure over the diastolic pressure (e.g., 120/80 mm Hg)