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.

Category: U.S. CITIES 
Clue: Its largest airport is named for a World War II hero; its second largest, for a World War II battle
chicago

Category: FLAGS OF THE WORLD 
Clue: "L'Unifolié" is one of the names popularly given to the new flag unveiled in 1965 by this country
canada

Category: LANDMARKS 
Clue: In 1913 prima ballerina Ellen Price inspired the look of this famous statue by Edvard Eriksen

the little mermaid