Read the passage from Chapter 13 which begins “I never understood” and ends “her mother did the same.”

According to the narrator, the caste system in Maycomb

A. reflected generations of inbreeding

B. was hypercritical and biased in the extreme

C. was based more on morality than economics

D. judiciously weighed the merits and defects of the classes

E. generalized familial traits based on observations