<span>The Kansas-Nebraska Act of 1854 allowed settlers in those territories to determine if they would allow slavery within their boundaries. This reignited the sectional conflict over slavery extension into new states, a precursor of the Civil War</span>
Answer: C-Over time, the settlers who stayed were able to adapt and modify the landscape for farming.
Explanation:
The sentence which best supports my thesis is : <em>Over time, the settlers who stayed were able to adapt and modify the landscape for farming</em>. Since my thesis paper is about human migration and population distribution, explaining how the settlers adapted and modified their environment serves the purpose to show alterations and damage to the natural landscape.
<span>The Mayflower Compact was the first written form of government in the new world.</span><span>
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B. Other two don't make sense.