Read this excerpt from "Old Johnny Appleseed.”

Yet inside of him was a heart that was brave and true, and he felt that even he, old and poor as he was, could be of use in the world, because he loved his fellow-men, and love always finds something to do.

How does this excerpt show that the story is a folktale?

A. It is about a person with a special gift.
B. It includes a conflict between two people.
C. It is passed down through families.
D. It is told in oral language.

C. It is passed down through families.