How did regional economic differences impact the Civil War?

For years, textbook authors have contended that economic difference between North and South was the primary cause of the Civil War. The northern economy relied on manufacturing and the agricultural southern economy depended on the production of cotton. 

For years, textbook authors have contended that economic difference between North and South was the primary cause of the Civil War. The northern economy relied on manufacturing and the agricultural southern economy depended on the production of cotton. ... The clash brought on the war.

Explanation:

the answer is a. monarch

d

explanation:

it establishes america’s basic laws and fundamentals to its citizens.