Help please! :/ What northern cities saw the largest influx of African Americans in the early 20th century? Why did
they move there?

10 points

Explanation:

The cities of Philadelphia, Detroit, Chicago, Cleveland, Baltimore, and New York City had some of the biggest increases in the early part of the twentieth century. Tens of thousands of blacks were recruited for industrial jobs, such as positions related to the expansion of the Pennsylvania Railroad.

answer; the period of time known as the middle ages;

the answer would more than likely a.)falling crop prices  

hope the answer is right and ,either way have a nice day.