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: THE ENVIRONMENT 
Clue: This word means catching an unsustainably high number of tuna & cod
[A]: overfishing


[Q]: Category: RED, WHITE OR BLUE 
Clue: Jack London's follow-up doggie tale to "The Call of the Wild"
[A]: white fang


[Q]: Category: BO, MOE OR PO 
Clue: First name of the leader of a film trio of "Knuckleheads"
[A]:
moe