A 55-Year-Old Woman Has Severe Aortic Incompetence, with the Blood $3.5 \mathrm{in}$

A 55-year-old woman has severe aortic incompetence, with the blood returning to the cavity of the left ventricle during ventricular diastole.
-To hear the aortic valve with the least interference from the other heart sounds, the best place to place your stethoscope on the chest wall is

A) the right half of the lower end of the body of the sternum.
B) the medial end of the second right intercostal space.
C) the medial end of the second left intercostal space.
D) the apex of the heart.
E) the fifth left intercostal space $3.5 \mathrm{in}$ . $(9 \mathrm{~cm})$ from the midline.