Which of the following best exemplifies how the battle of Gettysburg was a turning point in the Civil War for the union?

a. The confederacy did not launch other invasion of the north after the battle.
b. General Lee’s army regrouped, and began planning attack on Washington DC.
c. General Lee’s loss at Gettysburg led to his being removed from command.

a. The confederacy did not launch other invasion of the north after the battle.