According to the study, what did john steinbeck do to prepare for his book the grapes of wrath?

In a 1939 letter, John Steinbeck wrote that his goal for The Grapes of Wrath was “to rip a reader's nerves to rags.” Through the novel, Steinbeck wanted readers to experience the life of the Dust Bowl migrants with whom he had spent time.

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.

connections  to the  book night by elie wiesel.   elie wiesel  is a holocaust survivor. as a young, jewish boy he was taken from his home with his family by the nazis. he was taken because he is jewish.