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.

Q: Category: CARS 
Clue: This international automaker opened a U.S. plant in 1978 to build Rabbits

A: volkswagen
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Q: Category: THIS "BUD"'S FOR YOU 
Clue: It's the practice of pairing swimmers, with each responsible for the other's safety

A: the buddy system
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Q: Category: AFRICAN CREATURES 
Clue: The 2-horned black species of this mammal is famous for its prehensile upper lip

A:
rhinoceros
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