Who participates in cognitive dissonance?

cognitive dissonance occurs when a person holds two or more contradictory beliefs, ideas, or values, or participates in an action that goes against one of these three, and experiences psychological stress because of that.

The answer is option C

Explanation:

The Great Migration, now and then known as the Great Northward Migration, was the development of six million African-Americans out of the country Southern United States to the urban Northeast, Midwest, and West that happened somewhere in the range of 1916 and 1970.The second critical reason for the Great Migration was the craving of dark Southerners to escape isolation, referred to metaphorically as Jim Crow. Provincial African American Southerners trusted that isolation and bigotry and bias against blacks was fundamentally less extreme in the North. The Great Migration, a long haul development of African Americans from the South to the urban North, changed Chicago and other northern urban areas somewhere in the range of 1916 and 1970. Chicago pulled in somewhat more than 500,000 of the around 7 million African Americans who left the South amid these decades.