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: NATIONAL HISTORIC SITES 
Clue: The armory in this Mass. town was  America's small arms manufacturer for nearly 200 years

SOLUTION: springfield

PROBLEM: Category: TEAM NAME'S THE SAME 
Clue: Sacramento & Los Angeles

SOLUTION: the kings

PROBLEM: Category: MATT-ICULOUS 
Clue: In 1951 General Matthew Ridgway replaced this man as U.N. Forces Commander-in-Chief in Korea

SOLUTION:
macarthur