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: FAMOUS FIRSTS 
Clue: The world's first one of these opened in 1925; it was in San Luis Obispo, CA. & had parking in front of each door

A: motel
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Q: Category: NATIVE AMERICANS 
Clue: A Pennsylvania city, a canal & a Great Lake are named for this tribe

A: the erie
****
Q: Category: BOOK TITLE REFERENCES 
Clue: It "had been built... for pigs about to be butchered.  Now it was going to serve as a home... for 100 American P.O.W.s"

A:
slaughterhouse 5
****