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: WORLD LEADERS 
Clue: At his 1994 inaugural, he called for "a rainbow nation at peace with itself and the world"
nelson mandela

Category: 1950s FICTION 
Clue: Later translated into Russian by the author, it was dubbed both one of the best books of 1955 & one of the filthiest
lolita

Category: BUSINESS & INDUSTRY 
Clue: The oldest U.S. food trademark still in use, a red devil, was granted to this company in 1870

underwood