The answer is reason.
Philosophers of the Enlightenment believed that answer can be found
through reasoning. There were two types
of reasoning during that time. You have
rationalism that relies on deduction and Empiricism which deals with
experience. It took root due to the liberal atmosphere at the time.
The Soviet Union launched Sputnik in October 1957.
The Northwest Ordinance was an act of the Congress of the Confederation of the United States.
It passed July 13, 1787.
The Ordinance created the Northwest Territory, the first organized territory of the US.
It was considered one of the most important legislative acts of the Confederation Congress.
The answer is C. Oh, and I found a resource to back it up: