Blood Entering an Artery Has Just Left Which Heart Chamber

Question

Blood entering an artery has just left which heart chamber?
A) left ventricle
B) left atrium
C) right ventricle
D) either A or C

Accepted Answer

Blood enters an artery from either the left ventricle, which pumps oxygenated blood into the aorta, or the right ventricle, which pumps deoxygenated blood into the pulmonary arteries.