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.

[EX Q]: Category: GROWING UP ON FILM 
Clue: In "Kundun" 4 actors played this spiritual leader from the age of 2 to adulthood
[EX A]: dalai lama

[EX Q]: Category: QUEEN ELIZABETH II 
Clue: It's Queen Elizabeth's official London residence
[EX A]: buckingham palace

[EX Q]: Category: THE 19th CENTURY 
Clue: In 1825 patriots crossed the Rio de la Plata from Argentina to fight for this country's freedom from Brazil
[EX A]:
uruguay