Answer:
B) The new railroad made travel faster and easier resulting in accelerated westward expansion.
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The Supreme Court (c) determined race may be a factor when admitting students, but not the only factor. It upheld affirmative action, allowing race to be one of several factors in college admission policy, not just to fulfill a quota.
There are a couple of reasons for why the empire didn't last. One of those reasons is that the empire was too great (big). Because the empire was too huge, it was divided into different parts after Alexander's death. He also didn't have an heir to the throne, so when he died, officials fought for power and to become king, which also contributed to the fall of the empire as well.
Government get its power from citizens voting.
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