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: PARTY OF "FIVE" 
Clue: After December 1944, it was Ike's rank

A: five-star general
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Q: Category: GUINNESS RECORDS 
Clue: With an average of 80.5 years, this Asian country leads the world in life expectancy

A: japan
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Q: Category: CELEBRITY AUTHORS 
Clue: "Czech" out her tennis mysteries like "Killer Instinct" & "The Total Zone" by this former champ

A:
martina navratilova
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