Although there were many factors, the greatest was "<span>an increase in the number of factories and jobs". Industrialization had begun in the United States, opening up many more factory positions. </span>
Because during that time railroad company's would monopolies on farmers and the act required them to have a reasonable and just cost to use railroads. Hope this helps.
Answer:
A. the supreme court ruled that segregation in education is likely to deny individuals equal opportunities to make social and economic progress.
Explanation:
When the supreme court reversed Plessy v. Ferguson, in essence, said that 'separate, but equal' would not afford African Americans equal opportunities.
the answer is B) the right of Congress to judge the constitutionality of laws made by Congress. Its also know as Judicial review , Hope it helps