All sound correct, but definitely A and C
C. Plants. They take light from the sun and convert it into their own energy. The others cannot do this, which make C. A primary produser
The far side of the moon has thicker crust tho ._.
The answer is artery.
A blood vessel with a thick layer of smooth muscle and elastic fibers is artery. Even though both artery and veins are smooth muscle and elastic fiber. The difference is veins have valves, while arteries don't.
Answer:
havy toxins
Explanation: Becuse the air force is verrythick combined with the H20
