(it shows a picture of an oval with a "?" inside of it and 3 lines connecting from the bottom to 3 circles and the 3 circles say something inside of them, the first one says, "Encouraged African Americans to fight for the union." the second one says, "Strengthened the union militarily and politically." and the 3rd one says, "Shifted the focus of the war to freedom for all")
12. Which of the following completes this diagram?
The Gettysburg Address
The Thirteenth amendment
President Lincoln's First Inaugural Address
The Emancipation Proclamation