(A) To encourage the confederacy to rejoin the union
(B) To campaign for his reelection
(C) ** To dedicate a cemetery
(D) To concentrate the grounds
EXPLANATIONS BELOW
Concept note-1: -President Abraham Lincoln wrote and delivered the Gettysburg Address on November 19, 1863, to commemorate a new national cemetery at Gettysburg during the American Civil War. The Gettysburg Address’s significance is that it sought to give meaning to the sacrifice of soldiers who died during the war.
Concept note-2: -On November 19, 1863, President Abraham Lincoln delivered a short speech at the close of ceremonies dedicating the battlefield cemetery at Gettysburg, Pennsylvania. Honoring a request to offer a few remarks, Lincoln memorialized the Union dead and highlighted the redemptive power of their sacrifice.
Concept note-3: -Now we are engaged in a great civil war, testing whether that nation, or any nation so conceived and so dedicated, can long endure. We are met on a great battle-field of that war. We have come to dedicate a portion of that field, as a final resting place for those who here gave their lives that that nation might live.