Read the excerpt from Sped:

"At a neighborhood fair in Texas, somewhere between the German Oom-pah Sausage Stand and the Mexican Gorditas booth, I overheard a young man say to his friend, 'I wish I had a heritage. Sometimes I feel so lonely for one.' And the tall American trees were dangling their thick branches right down over his head."

Which best explains how Nye's text structure helps establish her voice in the excerpt?

A. Nye relates a story about something she heard to emphasize the point she wants to make about heritage.
B. Nye compares her experience to a stranger's experience to express her ideas about the importance of heritage.
C. Nye lists food booths at a neighborhood fair in Texas to make a statement about diverse foods in America.
D. Nye uses a cause-and-effect format to show how heritage can limit a person's cultural diversity.