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.
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Question: Category: WORD ORIGINS 
Clue: Like the name of a minor Roman god, this word for a caretaker comes from the Latin for "door"

Answer: janitor


Question: Category: PRESIDENTIAL LIBRARIES 
Clue: Opened in 1971, his presidential library is the farthest south

Answer: lyndon johnson


Question: Category: DISNEY MOVIES 
Clue: With special sound equipment needed in the auditorium, this 1940 film was initially released in only 14 theaters

Answer:
fantasia