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: TV DRAMAS BY EPISODE 
Clue: "Waterloo at Southfork"
[A]: dallas


[Q]: Category: HANNA-BARBERA DOGS 
Clue: In one episode of the original "Jetsons", a millionaire tried to take him away
[A]: astro


[Q]: Category: NOT JUST AN AD WRITER 
Clue: Zelda Sayre broke her engagement with him (a broke adman) in 1919, but married him (now a successful novelist) in 1920
[A]:
f. scott fitzgerald