TASK DEFINITION: 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.
PROBLEM: Category: BELGIUM, BELARUS OR BELIZE 
Clue: It's part of the British Commonwealth of Nations

SOLUTION: belize

PROBLEM: Category: COME HERE OFTEN? 
Clue: Hoste is an island in this fiery-sounding archipelago off Chile

SOLUTION: tierra del fuego

PROBLEM: Category: "BARN"S 
Clue: Aerial acrobatics popular in the Midwest after WWI

SOLUTION:
barnstorming