It provided a means of transportation for goods across the country.
Homestead Act was the name of the law in which the government gave a 160 acre farm to anyone willing to work on and improve the land. The correct option among all the options given in the question is option "D". According to the Homestead Act, the land was given almost free of cost and the only thing the person had to do was develop the land for farming and build a house.
Europeans throughout history have had a advantage most people didn’t have. Their technology and innovation helped with this without there innovation in shipping modern people of today wouldn’t be able to ship and deliver food so we would never have the global food market the global stock market and such. When Europe saw Africa they grabbed it up because they had weapons the native Africans never had experience with