Read this excerpt from "The All-American Slurp."
Mrs. Gleason bent down and whispered to us, “This is a buffet dinner. You help yourselves to some food and eat it in the living room.”
Our family beat a retreat back to the sofa as if chased by enemy soldiers. For the rest of the evening, too mortified to go back to the dining table, I nursed a bit of potato salad on my plate.

What part of the plot is revealed in this excerpt?
a) an introduction of new characters
b) a conflict between the Lins and the unfamiliar culture
c) a conflict between the narrator and her family
d) a resolution in which the narrator becomes more comfortable