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: ANCIENT TIMES 
Clue: Because of his work there, you could call the astronomer Hipparchus "the colossus of" this island

Answer: rhodes


Question: Category: WHERE WERE YOU IN WORLD WAR II? 
Clue: Co-president, then sole president, of the French Committee of National Liberation

Answer: charles de gaulle


Question: Category: HIDDEN COUNTRIES 
Clue: I've been through analysis

Answer:
ghana