Most likely to be A which is probably an artery which carries blood away from the heart Nd tens to carry oxygen rich blood
the leg doesnt contain aveoli this is found in the lungs so its not B
since its oxygen rich little carbon dioxide will be present in this structure so its not C
this part cant be part of the respiratory system as the respiratory system includes lungs, mouth and etc but not the legs so it cant be D
hope that helps
Yististisutdhtsyisiysyjysz15:68047:86-4)yiztjsjtahro
Epithelial tissue covers the body, lins internal surfaces, and forms glands.
<span>A form of massage that's a popular choice for dogs and horses is tTouch massage.</span> It is therapeutic massage for dogs and horses and promotes their health. It is done with fingers and hands all over the body of the dog. The movements are circular. The goal of the massage is to activate the function of the cells and awaken cellular intelligence of the dog.