Hethe number of significantly increased after the civil war connecting the united states and creating a national market.

Poverty was reduced in the United States.

Explanation:

The power of the federal government grew under Henry Clay 's American System, which led to many improvements in the form of expanded roadways and canal systems. The rapid development and westward expansion during the Market Revolution resulted in land speculation which caused economic boom and bust.

Explanation:

tariffs?

i'm gonna go with d.

hope this !

c) all of the above