Answer:
Games are played to 11 points.
Toss the ball straight up when serving.
Doubles serves must go right court to right court.
Volleys are not allowed.
Touching the ball with your paddle hand Is allowed.
i think the answer is d sterilization
Answer:
A. Vena cava
Explanation:
The aorta can't be the answer because it is the largest artery in the human body and it carries oxygenated blood. The pulmonary artery carries deoxygenated blood into the lungs for oxygenation. The pulmonary veins transfer oxygenated blood from the lungs to the heart. And lastly, the vena cava is the right answer and it returns deoxygenated blood back into the heart.