Quick with this question plsss

Compare and contrast the civil rights act of 1964 and the civil rights act of 1991

This table shows the number of cities in north carolina from 1860 to 1910. which factor was responsible for the change in population from 1860 to 1910? a. the expansion of railroad lines cities grow. b. the growth of farms brought workers into the state. c. the civil war resulted in residents leaving the state. d. the rise of corruption led many residents to leave cities.

Which is one of the defining characteristic of the modern era