Answer:
B. The growth of the railroads increased the demand for natural resources.
Explanation:
Railroad transportation changed the way American people traded. For instance, agriculture products were transported easily throughout the country.
There are of course many functions of the executive branch of government in the United States, but perhaps the most important is act as a check on Congress.
Their diet changed as a result of new types of food and plants. Moving to a new area had a different diet, specific to that region that they had to adapt to.
Most slaves were field workers, easily replaced, and therefore, the Europeans filled their pockets with goods from West Coast Africa, including human cargo.
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<span>Indeed, the achievements of the Inca ended up working against
them. One of the achievements of the Inca was that they built an extensive road
system for relaying message through the empire and for transporting goods. But
ironically, the roads they built made them easier to conquer.</span>