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: CABLE TELEVISION 
Clue: 2002's "A Season on the Brink" was this cable network's first original movie

SOLUTION: espn/espn2

PROBLEM: Category: 7-LETTER WORDS 
Clue: It's from the Greek for "a place for watching"

SOLUTION: theater

PROBLEM: Category: ENGLISH ROYALTY 
Clue: Since the Norman Conquest, this royal house has supplied the most rulers, beginning with Henry II

SOLUTION:
plantagenet