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.
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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: ALL ABOUT TROMBONES 
Clue: The most common trombone bears the name of this male singing voice

Answer: tenor


Question: Category: BIRTHSTONES 
Clue: At 563 carats, the Star of India, a blue one of these September birthstones, is a bit large for a pinky ring

Answer:
sapphire