Which of the following describes why lincoln was worried about winning re-election in 1864? a. the north had just been badly beaten near atlanta and driven out of confederate georgia. b. lincoln's opponent, general mcclellan, was a hero of the war for being such a decisive leader. c. many northerners were angered by the emancipation proclamation and the length of the war. d. many northerners were angered by the gettysburg address and lincoln's disregard for the union dead