Lincoln's plan to readmit the Confederate states into the Union. He said that only 10% of the voters in the state had to take and oath of allegiance in order for a state to form a new state government and gain representation in congress.
The answer is letter c. ball courts. The ball courts were from the Aztecs. The rest of the choices were all practiced by
the Mayans. Still the Aztecs and the Incas
also had some similarities in terms of agriculture as well as science and math.