Answer:
Southerners approved the Dred Scott decision believing Congress had no right to prohibit slavery in the territories. Later, in 1868, the Fourteenth Amendment overturned the Dred Scott decision by granting citizenship to all those born in the United States, regardless of color.
Answer:

Explanation:
After the Civil War and 13th Amendment, slavery was abolished from the United States. This left 4 million former slaves or freedmen to fend for themselves while looking for jobs, homes, and educations during the period of Reconstruction.
The Freedmen's Bureau was created by the government to help the freedmen transition. They helped tons of former slaves through meals, healthcare, labor contracts, and the building/funding of schools and colleges.
They attempted to redistribute land (choice C) but most efforts were unsuccessful and it wasn't the main purpose. It was not created for suffrage (choice B) or to help prospective politicians (choice D). This leaves choice A as the best answer.
Answer:
Option: B) Liberty party
Explanation:
Liberty Party was a political party created in 1840 by abolitionists who believed in antislavery. Liberty Party supports antislavery issue by pressuring legislators, put stop in extending slavery beyond the states, and destroy both the slave trade. Some of the famous people under the Liberty Party were William Lloyd Garrison, James G. Birney, and Henry Clay.