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 simplicity, answers should be in all lower cased letters.

Q: Category: OLYMPIC HOST COUNTRIES 
Clue: 3 of the 6 countries that have hosted both the summer & winter Olympics

A: united states, canada, france, germany, italy & japan
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Q: Category: 19TH CENTURY FICTION 
Clue: The 1853 novel "Clotel, or The President's Daughter" alleges that this man had an affair with a slave

A: thomas jefferson
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Q: Category: NATURAL WONDERS 
Clue: Given its current name by John Wesley Powell, it was called Kaibab, or "mountain lying down" by the Paiutes

A:
the grand canyon
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