This was an early example of "<span>B. separation of powers" since this was done in order to ensure that no single branch of government became too powerful and therefore tyrannical. </span>
Answer:
Missouri Applied for Statehood
<span>Westward Expansion and the American Civil War. To many nineteenth century Americans, the expansion of slavery into Western territories caused a great deal of controversy. ... These fears were realized when the expansion of slavery into western territories entered Congressional debates</span>
The 15th Amendment to the Constitution granted African American men the right to vote by declaring that the "right of citizens of the United States to vote shall not be denied or abridged by the United States or by any state on account of race, color, or previous condition of servitude."
C. A complete human skeleton