TASK DEFINITION: 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.
PROBLEM: Category: THE TITANIC 
Clue: Gates prevented 700 of these passengers from getting up to the main deck, though they didn't stop Leo in the movie

SOLUTION: third class

PROBLEM: Category: ART 
Clue: The "Thinker" guards the entrance to the Philadelphia museum devoted to this sculptor

SOLUTION: rodin

PROBLEM: Category: FOOD 
Clue: Consisting of puff pastry layered with custard or cream, this pastry's fit for a French emperor

SOLUTION:
a napoleon