The correct answer is B) John passes his story down through generations.
The excerpt shows that the story is a folktale in that John passes his story down through generations.
This is an excerpt from "The People Could Fly". A folktale is a story that people passes down through generations. This is stories are not written. They are part of the oral tradition of people in determined regions and are part of their culture or myths. That is why they are folkloric.