How did the changes in business, industry and transportation transform the United States from 1840-1860?

How did the changes in business, industry and transportation transform the United States from 1840-1860? How did they change everyday life? Use specific examples from the textbook and Power Points. In your responses to others, agree/disagree or compare/contrast your position with that of the other student. And Responds 3 students in 5 completed sentences. Power point will be attached.