Five Score Years Ago Is more appropriate because it is another way of saying 100 years ago and 1863.He repeats one hundred years later to let you know that this is after four score years ago.
B. Ratification
A. This is a power the president has, to veto a bill/law.
C. Impeachment is when the President gets "kicked" out of office for doing something incorrect.
D.Levying Imposing a tax, etc.
Thus, once the Constitution was approved it was known as ratification.
The attack on Pearl Harbor