Why did northerners want the United States to grow? A. To extend slave-based economy and gain power in federal government B. Because it had been ordained by God C. To acquire into Native territories D. In order to gain access to Pacific ports

To encourage railroad companies to build railroads across the west, the government gave them subsidies by select the best answer from the choices provided. a. paying the wages of laborers b. giving them building materials c. providing railroad trains d. providing free land