You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Q: Category: THE 19th CENTURY 
Clue: 1853 purchase that brought the contiguous U.S. about up to its present area

A: the gadsden purchase
****
Q: Category: MYTHOLOGY 
Clue: This Greek mountain was the home of the gods

A: mount olympus
****
Q: Category: ALPHABETICALLY LAST 
Clue: ...of the Ivy League universities

A:
yale
****