Question

Most of Daniel Defoe's novels include major characters who do not belong to the upper class and suffer a life of hardship. What may have helped the writer to realistically portray such settings for his novel?
A.
his close friendship with middle- and lower-class people
B.
his own upbringing in a lower middle-class family
C.
his own hardships during his frequent visits to prison
D.
his visits to poorer sections of the city to preach religion