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 TRIP ON THE "L" 
Clue: Big building on the back of the U.S. $5 bill

SOLUTION: lincoln memorial

PROBLEM: Category: NERDS RULE! 
Clue: Mick Jagger was a finance student at the London School of Economics before cashing in with this band

SOLUTION: the rolling stones

PROBLEM: Category: WORLD HISTORY 
Clue: In July 1977 the military took over this nation & Gen. Zia ul-Haq became chief martial law administrator

SOLUTION:
pakistan