Why is this excerpt a good example of a feature often found in a myth?

It features a reference to the earth.
It features a reference to the sky.
It features a reference to the origin of the tribe.
It features a reference to a supernatural being

This excerpt is a good example of a feature often found in myths because it contains references to elements of nature (earth and sky), the origin of a group of people (tribe), and a supernatural being. Myths often incorporate these elements to explain natural phenomena, origins of civilizations, and to introduce supernatural beings who influence the world in mystical ways.