THE FOLLOWING DIAGRAM APPLIES TO THE FOLLOWING QUESTIONS
$\mathrm{B}$ C) $\mathrm{C}$

THE FOLLOWING DIAGRAM APPLIES TO THE FOLLOWING QUESTIONS

-During which labeled wave or segment of the electrocardiogram (ECG) is aortic pressure at its lowest value?

A) A
B) $\mathrm{B}$
C) $\mathrm{C}$
D) $\mathrm{D}$
E) $\mathrm{E}$