Answer:
Jenna was wearing a bright sweater.
Answer. "tis some visitor." The reader feels suspense as to whom this visitor may be.
Explanation::He tries to calm himself down, telling himself that "tis some visitor" who has dropped by unexpectedly. But who is this visitor?
(sorry this is so late!)
The hound was of this world
I think it would be a because you don't use diagrams to show graphs because they are themselves a diagram