The best response that highlights a key difference between the two passages is:
King believes some tension is necessary, while Lincoln calls for unity.
In "Letter from a Birmingham Jail," Martin Luther King, Jr. discusses the necessity of tension in the pursuit of justice, advocating for direct action against systemic injustice. In contrast, the Gettysburg Address by Abraham Lincoln emphasizes the importance of national unity and dedication to the principles of equality and freedom in the aftermath of the Civil War.