Answer:
The Kansas-Nebraska Act upset many Northerners because
it led to the passage of the Fugitive Slave Acts.
it allowed slavery in Utah.
it overturned the Missouri Compromise.
Answer is C. It overturned the Missouri Compromise.
Which of the following best describes how the slavery debate was changing as the 1850s progressed?
C. More people were choosing a side-- either for or against slavery.
Hope this helps!