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: U.S. CITIES 
Clue: On May 24, 1844 Samuel Morse was in this city demonstrating his invention

SOLUTION: washington, d.c.

PROBLEM: Category: LANGUAGES 
Clue: In South America, these are the 2 most widely spoken languages

SOLUTION: spanish & portuguese

PROBLEM: Category: STATE CAPITALS 
Clue: In 2003 a famous marker on the steps of this city's capitol got an altitude adjustment, being lowered by 3 feet

SOLUTION:
denver, colorado