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: ORIGINAL TITLES 
Clue: Hitler originally titled it "Four and a Half Years of Struggle Against Lies, Stupidity and Cowardice"

SOLUTION: mein kampf

PROBLEM: Category: MAGIC 
Clue: 2-word "conjuring" brand name for a felt-tip pen that comes in many colors

SOLUTION: magic marker

PROBLEM: Category: ART 
Clue: In 1546 Pope Paul III appointed this artist architect of St. Peter's Basilica

SOLUTION:
michelangelo