The two things that Beowulf and the Odyssey have in common are the language in which they are told reflects the grandeur, nobility, and scope of the subject matter and they both follow the exploits of a single hero. The correct answers are D & B.
Paine tells us that it's impractical for such a large nation (America) to be ruled by a tiny little island (Britain, obviously.)
A. Metaphor.
The maps at the museum are very helpful