Explain how the movement toward a national market economy and the factory system led to political divisions and increased sectional tensions?

c

the articles of confederation placed most of the power on the feds

the growing interconnectedness of the world through communication, trade, and the exchange of ideas is an important theme in the history of the 20th and 21st centuries.

explanation:

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;