factories growth in america, history homework help

What factors account for the tremendous growth in the American economy between 1790 and 1860? Below are some items to consider:Changes in communicationsChanges in transportationChanges in agricultural productionRelate the most significant impact of one or more of these factors and how they helped transform the American economy as it approached the eve of the Civil War.4 paragraphs-intro-2 full paragraphs-conclusionapa format2-3 pagesin text citation