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.

Category: DEMOGRAPHICS 
Clue: In 2005 the World Health Organization appropriately decided to stop hiring people who do this
smoke

Category: AMERICAN WRITERS 
Clue: These 2 writers of lavish prose, born in North Carolina & Virginia 30 years apart, have the same first & last name
thomas wolfe & tom wolfe

Category: EUROPEAN AUTHORS 
Clue: The name of this author who died in 1924 has become an adjective meaning surreal or nightmarish

franz kafka