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: SIGNS & SYMBOLS 
Clue: The official insignia of this profession includes a serpent on a staff, a Greek delta & 32 leaves

A: dentistry
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Q: Category: AMERICAN NOVELISTS 
Clue: "What is moral is what you feel good after and what is immoral is what you feel bad after", he wrote in 1932

A: ernest hemingway
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Q: Category: PRESIDENTIAL ELECTIONS 
Clue: He's the only GOP presidential nominee to lose 2 presidential elections

A:
thomas e. dewey
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