The Purpose was to Abolish (Get rid of) Slavery, after the civil war began the "Reconstruction Era" where many people wanted to Reconstruct America after the Civil War, Examples of this was the 13th Amendment (No more Slavery).
Many original settlers in the Carolinas came from Barbados. It was in 1670 that Albemarle Point was established in South Carolina. Most of the settlers came from the Carribean island of Barbados.
The answer to your question is b