People generally move in climates where it's warm, but not too hot. That way they can hunt, raise livestock, and grow food for everyone. Also, it's just a nice climate in general to stay in. Hope this helped :)
Answer:
D
Explanation:
A tectonic plate is composed of both continental and oceanic lithosphere. It is a large, irregular slab of solid rock. However, plate size can vary.
The living microbial biomass includes<span> the microorganisms responsible for decomposition (breakdown) of both plant residues and active </span>soil organic matter<span> or detritus. Humus is the stable fraction of the </span>soil organic matter<span> that is formed from decomposed plant and animal tissue. It is the final product of decomposition.</span>
D! all of the others are commonly used
