What waste reason Steinbeck uses parallelism in The Grapes of Wrath by John Steinbeck?

John Steinbeck uses parallelism in "The Grapes of Wrath" to highlight the interconnectedness of the Joad family's journey with the larger societal injustices and struggles faced by migrant workers during the Great Depression. By drawing parallels between their personal experiences and the broader social issues, Steinbeck emphasizes the universal nature of these challenges and the need for collective action.