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 simplicity, answers should be in all lower cased letters.
PROBLEM: Category: A WORLD OF OPERA 
Clue: "Hunyadi Laszlo" is one of this country's best-loved operas

SOLUTION: hungary

PROBLEM: Category: CINEMANIA 
Clue: Dude, in 1998 this brotherly team brought us "The Big Lebowski"

SOLUTION: the coen brothers

PROBLEM: Category: "AS" YOU LIKE IT 
Clue: In TV, this ratio of the width of an image to its height can be 4 to 3

SOLUTION:
an aspect ratio