Explanation: A metaphor can be simply defined as a figure of speech that compares actions or words that are not literally related but might share similar characteristics. It gives a hidden meaning or representation.
"The road to the mountains was a ribbon of moonlight",
The "road" and the "ribbons of moonlight" are literally unrelated because roads are neither ribbons nor ribbons of moonlight.
"Ribbons of moonlight" is only meant to give a hidden meaning or representation of the characteristic or nature of the road to the mountains.
Answer: Having first-hand knowledge of Kiowa life and heritage made N. Scott Momaday’s account of the Kiowa migration filled with insight from Native American tradition. It is this local’s perspective that differentiates it from historical accounts which are often objective and regarded from a distance.