In what time period is to kill a mockingbird set? the 1920s the 1930s the 1940s the 1960s

To Kill a Mockingbird takes place in the Great Depression in the 1930s.

"the sandy walls seemed to collapse in on themselves"

and

"the bloodshot waters seemed to have no bottom"

this answer to this question is c. allegory

why?

stories with allegories have a hidden symbolic meaning with a theme. the hidden meaning can be political, or other real life problems.