Answer:
To increase public support in the war as American people were not very fond of a war that was happening across the ocean.
Explanation:
Pablo Picasso painted with cubism.
The correct answer is increase in industrialization.
Due to the technological advancements of the mid-late 1800's, Americans started to rely more on industry rather than farming. Working in a factory rather than a farm had its perks. People who worked in a factory had guaranteed wages, whereas in farming the amount of money a person makes is dependent on several different factors like the amount of people who want to buy your products, climate, location, etc.