Answer:
Julie
Explanation:
Joseph lives farther from the library than David and Dalton.
We are not sure who is closer to the library, David or Dalton, but Joseph is farther than both.
Joseph David Dalton Library
or
Joseph Dalton David Library
Julie lives farther from the library than Joseph, and David lives farther from the library than Dalton. Now we know where David and Dalton go in the figure.
Julie Joseph David Dalton Library
The farthest person from the library is Julie.
Answer: Julie