Please Answer this Good

The Civil War was a traumatic and destructive conflict that remains the bloodiest war in US history. Realism began around the end of the war in 1865. Rejecting romantic-era ideals that focused on allegorical characters, symbolic settings, and dramatic subjects, realism depicted ordinary people in everyday situations.
What aspects of the Civil War might have caused this dramatic shift in style, form, and thematic discourse in American literature?

How might a listener feel about his or her griefs after hearing the wife's lament

What do u think u might go with a bestfriend that u don’t do with everyday friends( school friends)

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.