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.

Q: Category: TOP OF THE CHARTS 
Clue: "Soulful", the debut album by this "American Idol" winner, reached No. 1 in December 2003

A: studdard
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Q: Category: LETHAL WEAPONS 
Clue: In the largest man-made explosion in history, the USSR detonated a 50-megaton one of these in 1961

A: a hydrogen bomb
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Q: Category: WHAT'S THE FREQUENCY? 
Clue: Soccer's World Cup

A:
every 4 years
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