Why were written words important in the war

Which of these rhetorical devices is most clearly used in the underlined portion of the text?

Read the excerpt from chapter 34 of the awakening. "fine fellow, that lebrun," said arobin when robert had gone. "i never heard you speak of him." "i knew him last summer at grand isle," she replied. what becomes apparent during this conversation? robert and arobin are both aware they are rivals for edna’s affections. arobin is unaware of robert’s role in edna’s life, but robert is aware of arobin’s role. robert is completely unaware of arobin’s romantic intentions and love for edna. robert has much more confidence in himself than arobin does.

Need three or five sentences explaining any strategies you used and what new understanding you gained