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: ECONOMICS 
Clue: After deducting all expenses from your gross profit, you're left with this

A: net
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Q: Category: BEGINS & ENDS WITH "K" 
Clue: In 1979 this rock group topped the charts with "My Sharona"

A: the knack
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Q: Category: THE THEATRE 
Clue: Playwright Jean Anouilh had a lot at "stake" with "L'Alouette", his play about this female saint

A:
joan of arc
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