Read this excerpt from "The All-American Slurp."

All of us, our family and the Chinese guests, stopped eating to watch the activities of the Gleasons. I wanted to giggle. Then I caught my mother’s eyes on me. She frowned and shook her head slightly, and I understood the message: the Gleasons were not used to Chinese ways, and they were just coping the best they could. For some reason I thought of celery strings.

What part of the plot is revealed in this excerpt?

A) an introduction of the Gleason family
B) a conflict between the Gleasons and the Lins
C) a resolution in which the Lins have become the hosts
D) a conflict between the narrator and her culture