What was one requirement of president lincolns plan for reconstruction

One requirement of president lincolns plan for reconstruction was that all southern states had to abolish the practice of slavery.

Lincoln's plant for Reconstruction included the Ten-Percent Plan,which specified that a southern state could be readmitted into the Union once 10 percent of its voters swore an oath of allegiance to the Union.  

The Reconstruction era was the period from 1863 to 1877 in American history.

In the Reconstruction period a new set of significant challenges were introduced.

answer; i believe the correct answer is benjamin harrison;