Vaporizations from oceans
Answer and Explanation:
B. Coronary artery
On the surface of the heart, there's coronary arteries. It supplies oxygen and blood to the heart muscle. The major blood vessels that enter the heart are the superior vena cava, the inferior vena cava, and the pulmonary veins.
Mucous cells.
This cells primarily produce mucus and are frequently clustered into small glands found usually in the mucus membranes. They commonly lines the proximal and distal portion of the digestive tract. Large number of this cell can found in the mouth which moisten and keep the oral cavity moist. Stomach also have large number of mucous cells which help to protect the organ from the gastric juices it produce.