That's False desertification is causes by removal of natural vegetation
The removal of material by erosion will cause the crust to RISE
The best and most correct answer among the choices provided by the question is the second choice "<span>It provided a sturdy foundation for homes. People had to control where it was deposited to ensure its supply."</span><span>
</span>Unlike Egypt, Mesopotamia<span> was inundated with a large amount of </span>silt<span>. This </span>silt<span> was a constant cause of problems in the man made irrigation systems.</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
The correct answer is 9πr^2
I know because I just took the quiz.