Read the excerpt below and answer the question that follows.
"Dear Sirs: I am writing you to let you know that I am a reader of the Chicago Defender and I am looking for a job in the North. I would like to get a position in some of the factories or on the railroads. The conditions here are very bad for our people. We have to work for almost nothing and we have no rights. If you can help me get a ticket to come North, I will pay it back out of my wages. I am a strong, sober man and willing to work at any honest labor."
— Letter from an African American laborer in Hattiesburg, Mississippi, to the *Chicago Defender*, May 1917
The migration of African Americans out of the South, as described in the letter, was most directly driven by which of the following factors during World War I?
- AA desire to support a national return to absolute isolationism and economic self-sufficiency.
- BThe federal government's commitment to laissez-faire policies that deregulated Northern labor markets.
- The availability of industrial jobs in Northern cities created by wartime production needs.Answer
- DSocial disruptions caused by military mobilization following the sinking of the USS Maine.