Answer:
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Explanation:
The correct answer is <span>b. The United States was mostly untouched by the devastation of the war.
Aside from the pearl harbor attack, the US infrastructure and economy were unaffected compared to Europe which was devastated and had no economy at all. This made it possible for the US to become the strongest manufacturing force in the world because of the amount of exported goods that they had in Europe and Asia.</span>
Answer: D. construction and protection of roads that ensured safe and easy travel
Explanation:
Under Genghis Khan and his descendants, the Mongols conquered much of Asia and some of Eastern Europe such that they created the largest land empire ever seen.
Even though these Mongols could be brutal in conquest, they increased trade in the region by repairing the networks of roads that connected their conquered areas as well as constructing more. The protection they afforded these roads was renowned thus making travel easy.
Answer: They put villages by water sources, like rivers and lakes and oceans. These then grew into their cities.