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 consistency, answers should be in all lower cased letters.

[EX Q]: Category: EUROPEAN CAPITALS 
Clue: This capital lies on the Attica Plain surrounded by mountains including Parnes & Hymettus
[EX A]: athens

[EX Q]: Category: QUOTES 
Clue: 19th C. German chancellor who spoke of "Blut und Eisen", meaning "blood & iron"
[EX A]: otto von bismarck

[EX Q]: Category: ABOUT BUILDINGS 
Clue: "Moistureless" name for the material also known as plasterboard
[EX A]:
drywall