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.

Ex Input:
Category: HOW DO THEY WORK? 
Clue: Many car salesman work on "straight" this, though you're better off buying from one who's on salary

Ex Output:
commission


Ex Input:
Category: STUPID ANSWERS 
Clue: In the web address of the federal motor carrier safety administration, it comes just before "dot gov"

Ex Output:
dot


Ex Input:
Category: PUNCTUATION 
Clue: An "Oxford" or "series" this is the one before "and" in a series of items

Ex Output:

a comma