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 Q]: Category: OPTICS 
Clue: On New Year's or any other day, it's the fineness of detail that can be distinguished in a photographic image
[EX A]: resolution

[EX Q]: Category: JON STEWART'S AMERICA 
Clue: This 1215 document "served as a wake-up call that Europe would be forced to answer...in about 500 years"
[EX A]: the magna carta

[EX Q]: Category: MIDDLE ENGLISH CLASS 
Clue: From the Middle English for "unconditioned", it precedes "zero" at about -459 F.
[EX A]:
absolute