D
The answer is D according to my knowledge
Europe is the correct answer i think
In the early days, Chicago was inhabited by Algonquian people. With the opening of the Illinois and Michigan Canal - that runs down to the Gulf of Mexico - and the first rail line to Chicago, the city started to become the national transportation hub with road, rail, water and, air connections. Also, Chicago sits in the center of the most fertile agricultural areas of the United States. Because of all those factors, Chicago grew quickly - in less than 20 years the population grew from 4 thousand inhabitants to 169 thousand.
Answer:
The way that Railroads helped impact migration and settlement of the american west is; It helped with means of transportation and allowed for quicker means of the transportation.
Explanation:
There were many different ways people could transport things in the American west but most of them would be slower if they didn't construct a railroad.
