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.

Category: YOU'VE GOT COMPANY 
Clue: This Donkey Kong company introduced its home video game console in Japan in 1983
nintendo

Category: "MEN" AT WORK 
Clue: This journalist said no one "has ever lost money by underestimating the intelligence of the great masses"
mencken

Category: ZOOLOGY 
Clue: This slow-moving South American mammal eats, sleeps, mates & gives birth while hanging upside down in a tree

sloth