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: EUROPEAN LANDMARKS 
Clue: Completed in 1791, it was reopened in 1989 after being closed for 28 years

SOLUTION: the brandenburg gate

PROBLEM: Category: THE SUPREME COURT 
Clue: This president appointed more Supreme Court justices than any other

SOLUTION: george washington

PROBLEM: Category: 2004 
Clue: On Monday, December 13, 3 people designated these will meet in Cheyenne, Wyoming to help decide the world's future

SOLUTION:
electors