What was one effect on the american middle class because of the change in manufacturing jobs between 1975 and 2015

The middle class had fewer well-paying jobs, and the wage gap between the wealthy and middle class increased.

Explanation:

a historian who compares the expansion of political systems to the expansion of economic systems to the expansion of economic systems is organizing history by theme.

hope this : d

no it wouldn't because yellow journalism would exaggerate in everything.