The answer is the third one
It was A because at the time south korea was an ally with the US
Individualism, the other terms would better describe the Middle Ages
Answer:
The Border States were vital to the success of the Union. ... This failure to gain emancipation in the Border States was one of the major reasons he felt it necessary to draft the Emancipation Proclamation. In addition to the slavery issue, Lincoln had to delicately balance the military force in all the Border States.
