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: ANIMAL PARTS 
Clue: These 2 hairstyles that have the hair all drawn back, either loose or braided, & cinched, may be found on a farmer's daughter

SOLUTION: pigtails & ponytails

PROBLEM: Category: A FASHIONABLE CATEGORY 
Clue: It's the narrow, lined suit fabric seen here

SOLUTION:
pinstripes