Select the Correct Statement Related to the Mechanism of Action

Select the correct statement related to the mechanism of action of aliskiren (Tekturna) .

A) Aliskiren interferes with the influx of calcium in cardiac and vascular smooth muscle and thus lowers peripheral resistance and blood pressure.
B) Aliskiren reduces cardiac output by blocking the beta-1 receptors in the heart.
C) Aliskiren inhibits the enzymatic activity of renin and decreases the conversion of angiotensinogen to angiotensin I, thereby reducing the formation of angiotensin II.
D) None of these are correct.