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.

Q: Category: FOOD & DRINK 
Clue: Before the introduction of Diet Coke, this was he leading diet soft drink in the U.S.

A: tab
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Q: Category: ACTORS & ROLES 
Clue: 1 of 3 actors who won Best Actor Oscar for playing an actor

A: jimmy cagney, ronald colman, or richard dreyfuss
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Q: Category: "FIRST" PHRASES 
Clue: The earliest known use of this term was in an Indianapolis Star opinion piece of September 20, 1914

A:
first world war
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