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.

Q: Category: TO PROTECT 
Clue: This "service" is best known for protecting the president, but also investigates forgery

A: the secret service
****
Q: Category: VERY JANUARY 
Clue: January is one of this many months in the year with a length of 31 days

A: 7
****
Q: Category: BRANDO 
Clue: Terry Malloy, who could've been a contender

A:
on the waterfront
****