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.
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Question: Category: JAZZ 
Clue: Louis Armstrong's mentor, this jazz "King" was ruined by dental trouble & died while working as a poolroom marker

Answer: "king" oliver


Question: Category: OLD HISTORY 
Clue: In this work Virgil wrote that "a woman is always a fickle, unstable thing"

Answer: the aeneid


Question: Category: PEN NAMES 
Clue: He contributed to the Columbia Review under the name Jean-Louis Incogniteau, perhaps while he was "On the Road"

Answer:
jack kerouac