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: PATRIOTIC SONG TITLES 
Clue: "What so proudly we hailed at the twilight's last gleaming"
[EX A]: the "star-spangled banner"

[EX Q]: Category: "X" IN THE CITY 
Clue: Famous for temple ruins, this city on the site of Thebes has been called "The World's Greatest Open-Air Museum"
[EX A]: luxor

[EX Q]: Category: TAKE A POWDER 
Clue: Locholest powder is designed to lower the levels of the "bad" cholesterol, known by this 3-letter abbreviation
[EX A]:
ldl