What is the single sentence that introduces the constitution and states the six purposes of the government called?

Before the civil war, the south’s economy was based on enslaved labor. large cities. immigrant workers. factories.

How did slavery end in the united statesa. it ended with the emancipation proclamationb. it ended when the union won the civil warc. it ended with the fifteenth amendmentd. it ended with the 13th amendment

Brainliestt asap!me : ) describe the difference : capitalism vs. communism