How are plate boundaries identified?

The plate boundaries can be identified because they are zones along which earthquakes occur. Plate interiors have much fewer earthquakes. There are three types of plate boundaries: Divergent Plate boundaries, where plates move away from each other.

Early in the story when tom finds an indian skull in the woods which he kicks in temper. the devil then makes his appearance and, as tom surveys him, he notices that the devil is neither "negro" nor "indian." in fact, he has a "swarthy" complexion and is "begrimed with soot."

Ithink it is space that makes up 70 percent