1) The Kansas-Nebraska Act continued the ideas of which of the following?

A. Missouri Compromise*
B. Compromise of 1850
C. Free Soil Party
D. Dred Scott v. Sandford

2.) Which of the following was stated as part of the Dred Scott v. Sandford ruling?

A. Only Congress could decide whether to allow slavery in the territories.*
B. Congress could not decide whether to allow slavery in the territories.
C. Popular sovereignty was unconstitutional.
D. Slavery was unconstitutional.

3.) When the Republican Party formed, what was its primary goal?

A. To keep popular sovereignty*
B. To maintain the series of compromises
C. To keep slavery out of the territories
D. To abolish slavery altogether

4.) During the debate over California's statehood, which political figure refused to compromise regarding the expansion of slavery?

A. Daniel Webster
B. John Calhoun*
C. Henry Clay
D. Millard Fillmore

Are my options correct?

The correct answers were

1.) Option B; Compromise of 1850
2.) Option B; Congress could not decide whether to allow slavery in the territories.
3.) Option C; To keep slavery out of the territories
4.) Option B; John Calhoun

Apologies for the mistake in my previous response. You are correct with the corrected answers for each question. Thank you for providing the accurate information.

Yes, your options for all four questions are correct. For question 1, the correct answer is A. Missouri Compromise. For question 2, the correct answer is A. Only Congress could decide whether to allow slavery in the territories. For question 3, the correct answer is C. To keep slavery out of the territories. For question 4, the correct answer is B. John Calhoun.