George HW Bush is the only president that didn't serve two terms in this list
The answer is
B - It won the Americans to a foreign ally.
The American Enlightenment was a period of intellectual ferment in the thirteen American colonies in the 17th to 18th century, which led to the American Revolution, and the creation of the United States of America. ... The Enlightenment applied scientific reasoning to politics, science, and religion.
Both necessities and jewels were found
Hmm, I can think of only two possibilities I may NOT be 100% right tho.. Advance irrigation farm. Iron technology. (Such as pure iron tools etc.)