What are two ways in which sectionalism caused conflict or tension in the united states during the early 1800s?

Two main ways were related to sectionalism were slavery and tariffs. One side believed slavery was necessary while the other wanted to abolish it. When it comes to tariffs, one side believed that higher tariffs were necessary while another thought that they should be reduced. These things led to a split in the society.

They showed the country that integration could be successful.

Your answer is d)magnesium