What narrative conventions has Harper Lee used to represent racism and how? (e.g., the structure of the neighbourhood)

Narrative
conventions are literary devices used by a writer to tell a story. One narrative convention used
byto represent racism is the conflict between a black man and a white man. The author also
employs the narrative convention of plot, telling a story that involves the interactions between
a black man and a white man. The fact that the novel takes place in the American South is also
meaningful. Harper Lee selected a setting, another narrative convention, that heightens the
racial tension between the two men.

On a more subtle level, Lee employs the
narrative convention of symbolism to represent racism. Tom Robinson's withered left arm
represents the extent to which blackness can be a vulnerability in the American South during
this time in history. When he was a child, Tom's arm got caught in a cotton gin, and this
accident resulted in his lifelong disability. That Tom's arm was injured by a cotton gin is
important; a cotton gin is a machine that separates cotton fibers from...