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 simplicity, answers should be in all lower cased letters.
PROBLEM: Category: DIGESTION 
Clue: This substance in your food slows down the digestive process & is what bile works on

SOLUTION: fat

PROBLEM: Category: BLUES CLUES 
Clue: "Spider Man Blues" was a record by this "Empress of the Blues"; Sony should be thinking soundtrack!

SOLUTION: bessie smith

PROBLEM: Category: BALLPARK NICKNAMES 
Clue: "The Eighth Wonder of the World"

SOLUTION:
the houston astrodome