Which of the following developments led to the creation of new social classes during the industrial revolution?

Options:

A. The growth of agricultural communities because of overcrowding in urban centers.
B. The replacement of low-skilled manufacturing jobs with high-skilled middle-class jobs
C. An increase in both low-skilled manufacturing jobs and high-skilled middle-class jobs
D. An increase in the number of wealthy women choosing to work outside the home. 

The answer is option C "An increase in both low-skilled manufacturing jobs and high-skilled middle-class jobs." The social classes are roles the separate people to their wealth. For example the wealthiest people would be the highest class, the poorest would be the lowest, and average would be middle.

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