Answer:
It represents popular sovereignty because it shows that the people have the power and it shows that we the people are the source of all political votes and such.
"To accommodate for lack of dependable rainfall" would be the best option as to why the ancient Chinese organized large groups of people to build and maintain irrigation systems, since when rainfall would not come for long periods of time, the crops would likely die without proper irrigation.
In the 1800s there were more schools made by African Americans because of segregation
<span>by wearing yarmulkes and celebrating jewish holidays</span>