The best summary of the line in bold is we must support this cause in the name of those who have died for it. The correct option is C.
<h3>What is The Gettysburg Address?</h3>
The Gettysburg Address is a speech given by Abraham Lincoln, to give the dedication to the soldiers who died in the American Civil War in Gettysburg, Pennsylvania, on the afternoon of November 19, 1863.
Lincoln's message in the Gettysburg Address was that the living can honor the war dead not by giving a speech, but by continuing to fight for the ideals for which they gave their lives.
Thus, the correct option is C.
Learn more about The Gettysburg Address
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