Although he believed that slavery was wrong, lincoln felt that african americans and whites
a. would be able to live together freely.
b. should vote on the issue of slavery.
c. should not have natural rights.
d. could not live as true equals.

A. would be able to live together freely.

Explanation:

While the war of secession was being waged, Lincoln began complex movements to end slavery that included the Proclamation of Emancipation in 1863. The president used the army of the Union to protect escaped slaves, forced the border states to ban the slave system and brought forward in Congress the now famous Thirteenth Amendment to the Constitution of the United States, which definitively banned slavery.

all choices are correct

d. it adversely affected american productivity