Arterial Systolic Pressure Occurs ________ While Arterial Diastolic Pressure Occurs ________

Arterial systolic pressure occurs ________ while arterial diastolic pressure occurs ________.

A) at the same time as closure of the semilunar valves;at the same time as closure of the atrioventricular valves 
B) during the isovolumetric contraction phase of the cardiac cycle;during the isovolumetric relaxation phase of the cardiac cycle
C) at the same time as the P-wave of the electrocardiogram;at the same time as the T-wave of the electrocardiogram
D) when the ventricle reaches end-systolic volume;when the ventricle reaches end-diastolic volume
E) during the middle of the phase of ventricular ejection;just before the semilunar valve opens