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.

[EX Q]: Category: BIBLICAL CITIES 
Clue: Of the 10 most populous U.S. cities, the one that shares its name with a city mentioned in Revelation
[EX A]: philadelphia

[EX Q]: Category: NATIVE AMERICANS 
Clue: A Pennsylvania city, a canal & a Great Lake are named for this tribe
[EX A]: the erie

[EX Q]: Category: PRESIDENTS 
Clue: The last time there were no living ex-presidents was when this man was president
[EX A]:
richard nixon