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: 19th CENTURY BUSINESSMEN 
Clue: In 1873 he founded the J. Edgar Thomson works near Pittsburgh, naming the steel mill for the Penn. railroad president
[EX A]: carnegie

[EX Q]: Category: AROUND THE U.S.A. 
Clue: Any Texan can tell you that this city is "Big D"
[EX A]: dallas

[EX Q]: Category: MAMMALS 
Clue: (Cheryl of the Clue Crew at Sea World in San Diego)  Here comes the Asian small-clawed type of this, which is smaller than the river type of North America
[EX A]:
otter