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.
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Question: Category: POTPOURRI 
Clue: Imported into Brazil from Africa, these "killer" insects escaped the lab & bred with locals

Answer: bees


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

Answer: studdard


Question: Category: FIRST NAMES 
Clue: Jennifer is a form of this other first name made famous by King Arthur's wife

Answer:
guinevere