The correct answer is D) Lincoln believes that the war will reveal whether or not, a country committed to liberty and equality can survive.
Based on the text, the statement that best describes Lincoln's views on the significance of the Civil War is "Lincoln believes that the war will reveal whether or not a committed to liberty and equality can survive."
We are talking about the famous "Gettysburg Speech" delivered by the United States President Abraham Lincoln on November 19, 1863, in Gettysburg, Pennsylvania.
After reading the President's speech, we can say that his main idea was to honor the Union's soldiers that died in the battle as a way to maintain the values and principles of the United States.