In His First Inaugural Address,Abraham Lincoln

In his first inaugural address,Abraham Lincoln

A) reassured the South that he had no right to interfere with slavery where it existed.
B) threatened to declare war if any more southern states seceded from the Union.
C) promised he would not allow the South to fire the first shot in a civil war.
D) declared that he did not have the power to execute the law in states that had seceded.