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: AFRICAN CAPITALS 
Clue: To get the name of its country, add 2 letters to the end of this world capital city

A: tunis
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Q: Category: RULERS 
Clue: In 44 B.C. he was made dictator for life, a post abolished after he died the same year

A: julius caesar
****
Q: Category: BRAND NAMES 
Clue: Common household product named for a 19th century surgical pioneer

A:
listerine
****