What two elements make a storys setting

In 250-300 words, explain how the theme of social justice is explored in the novel. {to kill a mockingbird}

To meet the needs of commuters in the industrial age, city planners implemented the use of phonographs. provided more horses and carriages. borrowed technology from railroads. constructed new telephone lines.

How does douglass contrast his childhood on colonel lloyd’s plantation with this arrival on baltimore at the auld’s?