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: DEMOCRATIC PRESIDENTIAL CONTENDERS 2004 
Clue: The son of a truck driver, this vegan is also a former mayor of Cleveland
[A]: dennis kucinich


[Q]: Category: MARK ANTONYMS 
Clue: The traditional mark of someone who can't sign his name has this opposite in tic-tac-toe
[A]: o


[Q]: Category: PREFIXES 
Clue: It it lived up to the milli-part of its name, a millipede with have this many feet
[A]:
a thousand