Hello, can you help me please :)

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

Which law banned slavery anywhere in the united states or it’s jurisdiction

Why did congress pass the judiciary act of 1789? a. to create federal courts below the supreme courtb. to amend the constitutionc. to establish the office of the presidentd. to set up agencies in the executive branch