If the change is the Industrial Revolution:
transcontinental railroad: helped to transport goods and get across the country
US army: helped to protect the US and make sure no one is going to break the new amendments
Discovery of resources in western land: Allowed the US to be able to expand and people would be able to live, could also give the US more money
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option a is the correct answer
Answer:
Nevertheless, European geographic knowledge was expanded immeasurably by Magellan's expedition. He found not only a massive ocean, hitherto unknown to Europeans, but he also discovered that the earth was much larger than previously thought
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The Shang Dynasty ended in about 1050 BCE, when conquerors from the state of Zhou invaded the capital and successfully toppled the Shang Dynasty. The Zhou conquerors claimed to overthrow the Shang Dynasty for moral reasons. They said that the Shang king was evil and that heaven no longer wanted him to rule.