Read the following passage from the way to rainy mountain:

long ago the kiowas decided to make a horse; they decided to make it out of clay, and so they began to shape the clay with their hands. well, the horse began to be (48).

in what way does this passage most directly fulfill the role of a myth?
a. it focuses on the dangers of magic.
b. it relates a story with characters.
c. it incorporates elements of nature.
d. it tells of the origins of something.