5. How did Roger B. Taney increase regional tensions in the United States during the 1850s?
A. Taney, as Chief Justice of the Supreme Court, helped decide that slaves were property.
B.Taney declared that African Americans had the legal right to sue for their freedom.
C. Taney helped found the Republican Party, which was known for being antislavery.
D. Taney, as Chief Justice of the Supreme Court, ruled that fugitive slaves be returned to their masters.