Final answer:
John Steinbeck included intercalary chapters in The Grapes of Wrath to tell a bigger story about the Dust Bowl and highlight the contrasts between migrant families.
Step-by-step explanation:
John Steinbeck included intercalary chapters in The Grapes of Wrath to tell a bigger story about the Dust Bowl. These chapters provide a broader perspective on the social and economic implications of the Dust Bowl and the Great Depression. They serve as a literary device to highlight the suffering and struggles of the migrant families, emphasizing their collective experiences and the larger societal issues at play.
Learn more about the purpose of intercalary chapters in The Grapes of Wrath