What type of economy was america moving towards during the industrial revolution where people primarily produced goods for sales rather than their own consumption and use?

America was moving towards an industrialized, modern, capitalist economy:

Industrialized because industry was becoming more important than agriculture.

Modern because scientific and engineering progress were being applied to industry in order to increase production and efficiency.

Capitalist because people were producing goods for profit, not just for mere survival.

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.