The railroad was important to the us because: a) railroad collectors would be no where without it b) it tied the country together economically c) it was a very corrupt organization d) the us invested heavily in it

Describe the technology advancements that lead to explorers being able to sail great distances. [[ps: doesn't explain where. i am only speculating it's in europe.

The main reason that the royal society of london developed the modern form of peer review was to: award grant funding. decide on promotions for researchers. streamline the publication of conference proceedings. control the quality of published papers.

How will president amoto's economic advisors determine south gamara's per capita gross domestic product