Country borders do not relect cultural groups
The French and Dutch settlements differed from the Spanish colonies in that they were created mainly to trade and develop industries, while the Spanish were primarily concerned with gold and silver excavation, and then later with sugar exportation.
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.
C. Because that’s what explains everything
