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: SO GREAT THEY NEED 2 NICKNAMES 
Clue: By career's end Wayne Gretzky was "The Great One"; earlier he was this, also a Chaplin film title
[EX A]: "the kid"

[EX Q]: Category: DOWN SOUTH 
Clue: For authentic Cajun & Creole dishes, head down south to this "Bayou State"
[EX A]: louisiana

[EX Q]: Category: MATH & SCIENCE 
Clue: On the centigrade scale, it's the melting point of ice
[EX A]:
0