All except the third one
or C
When citizens cast their ballots for president in the popular vote, they elect a slate of electors. Electors then cast the votes that decide who becomes president of the United States. Usually, electoral votes align with the popular vote in an election.
Answer is battle of Marathon
Answer:
It should be remember at the fact that this day change the country forever.
Explanation:
Richard Nixon.... Hope it helps, Feel free to ask more :)