This is not History.. but I will still answer your question.
Tectonic plate interactions<span> are of three </span>different<span> basic types: Divergent boundaries are areas where </span>plates <span>move away from </span>each other<span>, forming either mid-oceanic ridges or rift valleys.</span>
The Great Migration, sometimes known as the Great Northward Migration or the Black Migration, was the movement of 6 million African Americans out of the rural Southern United States to the urban Northeast, Midwest, and West that occurred between 1916 and 1970.
C)they did not live in cities
D) they did not know how to read
The government entry had to help out the most with every move that they would make. keeping everything centralized