The Navajo tribe lives on reservations in northeastern Arizona, New Mexico, and Utah. They are closely related to the Apache people and migrated to their current home from areas further north. It is believed that the Navajo settled in the southwest region of the United States during the 16th century.

1. The (Navajo) tribe lives on reservations in northeastern Arizona
and contiguous parts of New Mexico and Utah. They are closely
related to the Apache and originally emigrated from areas north
of their present habitat. It is thought that they settled in the
southwest during the 16th century.
This is an example of classification, compare/contrast,
cause/effect, or spatial orginization?