Answer:
I'm assuming that it could be the third one or 'C' It seems like it's the most best answer and more realistic to say at the very least...
I believe the answer is: whether the Supreme Court could hear the case.
At that time, President Nixon wanted to use his Executive previlege to avoid the supreme court from hearing his case and argued that it's all for the sake of national security. The court ruled against nixon and ordered him to hand over the tape which lead to his impeachment during the watergate scandal.
The 26th amendment to the U.S. constitution changed the voting age. This amendment was approved the U.S. congress on March 23, 1971. A significant contextual element at the time was the Vietnam War. Soldiers were being drafted to go to war (selected by lottery), but could not legally vote at the time. This idea contributed to the idea of lowering the voting age from 21 to 18.
Answer:
a is June 9, 1864
b is November 19, 1863
c is november 15, 1864, and concluded in Savannah on December 21, 1864.
d is January 1, 1863
e is April 1862