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: WE'RE NO. 1 
Clue: Nicaragua was the first country to ratify this charter in 1945; the U.S. took another 3 weeks

SOLUTION: u.n. charter

PROBLEM: Category: FOREIGN CUISINE 
Clue: A British variety is called "bangers", a Mexican variety, "chorizo"

SOLUTION: sausage

PROBLEM: Category: THINGS ON NFL HELMETS 
Clue: A white arrowhead with a black outline; inside are 2 letters

SOLUTION:
the kansas city chiefs