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: BRAZIL 
Clue: It got its name after a Spanish explorer reported being attacked by female warriors there

A: amazon river
****
Q: Category: SKIP TO MY "LU" 
Clue: It's the capital city of Zambia

A: lusaka
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Q: Category: LETTER PERFECT 
Clue: It's the Roman numeral for 500

A:
d
****