<span>The correct statement is letter C. All arteries except the pulmonary artery carry oxygen-rich blood. Most arteries are responsible for the delivery of oxygen and nutrients to all cells and the pulmonary veins are the one who transfer oxygenated blood from the lungs to the heart.</span>
C. In anaerobic exercise muscles do not use oxygen. In aerobic exercise muscle use oxygen.
There are radio waves, microwaves and infrared waves
