Answer:
Black soldiers returning from the war found the same socioeconomic ills and racist violence that they faced before. Despite their sacrifices overseas, they still struggled to get hired for well-paying jobs, encountered segregation and endured targeted brutality, especially while wearing their military uniforms
Explanation:
Many of the people who have come to Mexico City have ended up living in "surrounding" areas, since life in the city itself is very fast paced and dense, meaning that many people wish to enjoy the benefits of the city without being there directly.
Google it or mayb eread it
Probably the invention of Papyrus (paper)
I don't know what the answer is, but I know for sure that it is not B or C. I believe it is A.