The answer is C former slaves fighting in the Union army were essential to several Northern Victories.
The most important<span> set of provisions in the Judiciary Act of 1789 created a three-tiered federal </span>court structure<span>. At the top was the </span>United States Supreme Court<span> (the only one expressly named in the </span>Constitution<span>), to consist of one chief justice and five associate justices.
If this is even what you need.</span>
Sup Isaac Nice to meet you
B I think hope this helps.