Answer:
The acquiring of the territories gave the United States justification to send out immigrants into those territories and settle the land along the trails created by traders and trappers beforehand. These immigrants and other workers then set up the Transcontinental Railroad to facilitate trade and transport back and forth from the west coast to the east.
On Edgenuity the answer for me was: C. Distrust
The cultural moviment humanism, also a system of education, was growing during the renaissance. It promoted the idea that man was the center of his own universe. Educated people should embrace <em>human achievements</em> in education, arts and science. They also should <em>be able to read and write and persuade others to virtuous actions, by studying humanities</em>.
John D. Rockefeller went into business when he was 20, and he picked up his first oil well as a sideline. He soon saw that that was the right horse to ride. Even before automobiles and airplanes laid their heavy claim on oil, it'd begun replacing coal in the power industries.
Andrew Carnegie makes the better hero. He, after all, was part and parcel of the emerging technologies that made our country. And his giving sprang from some deep-seated core of principle. Yet the Rockefeller clan assumed the mantle of public service. They've become political leaders and professional givers -- one died doing anthropological research in New Guinea.