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: MUSICALS IN OTHER WORDS 
Clue: "P.T."

Answer: "barnum"


Question: Category: ANCIENT TIMES 
Clue: Because of his work there, you could call the astronomer Hipparchus "the colossus of" this island

Answer: rhodes


Question: Category: BOOK & AUTHOR 
Clue: Lt. Joe Leaphorn & Navajo policeman Jim Chee return in this author's 1996 mystery "The Fallen Man"

Answer:
tony hillerman