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: 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: AMERICAN LITERATURE 
Clue: Thomas Pynchon followed "V" with this novel about the V-2 rocket
[A]: gravity\'s rainbow


[Q]: Category: WORLD HISTORY 
Clue: At the urging of this general now on the 5-peso note, Argentina declared its independence from Spain July 9, 1816
[A]:
san martin