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 consistency, answers should be in all lower cased letters.

[EX Q]: Category: SCIENCE GRAB BAG 
Clue: A material called URhGe can be manipulated into being this, lacking electrical resistance
[EX A]: superconductors

[EX Q]: Category: HEY, "D.J." 
Clue: James Buchanan Brady's gem of a moniker
[EX A]: diamond jim

[EX Q]: Category: "SUB" CATEGORY 
Clue: The voices of John, Paul, George & Ringo were dubbed by actors for most of this film
[EX A]:
yellow submarine