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.

[Q]: Category: TWAIN TRACTS 
Clue: A miner bets on his amphibian's leaping ability in "The Celebrated Jumping Frog of" this county
[A]: calaveras county


[Q]: Category: MUSICALS IN OTHER WORDS 
Clue: "P.T."
[A]: "barnum"


[Q]: Category: MYTHING IN ACTION 
Clue: The yata-no-kagami mirror was used by the sun goddess Amaterasu to bring light to the world in this country's mythology
[A]:
japan