instruction:
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.
question:
Category: AMERICAN WRITERS 
Clue: This author of "The Joy Luck Club" was born in California shortly after her parents immigrated to the U.S.
answer:
amy tan


question:
Category: IT'S NOT SO 
Clue: Though 4,500 miles long, it's not visible from space, as its materials are similar in color to the surrounding soil
answer:
the great wall of china


question:
Category: EPITAPHS 
Clue: "Truth and history.  21 men.  The boy bandit king -- he died as he had lived"
answer:

billy the kid