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: TO REMAIN "SILENT" 
Clue: Quiet alliterative nickname of the U.S. Navy's submarine fleet

SOLUTION: the silent service

PROBLEM: Category: 3-LETTER WORDS 
Clue: Short job for a musician

SOLUTION: gig

PROBLEM: Category: NONMUSICAL MTV 
Clue: Contestants must complete a mission in order to get to a new location on this x-treme travel adventure series

SOLUTION:
road rules