Answer:
B.
Step-by-step explanation:
The intercalary chapters can be defined as those chapters which reveals the theme in a novel or novella but does not incorporate main characters or develops the plot further.
In the novel 'The Grapes of Wrath', Steinbeck has included many intercalary chapters. The excerpt which is taken from the intercalary chapters, from the given options, is in option B. The excerpt is taken from chapter 7, which is an intercalary chapter. The chapter provides a sermon on the conditions of farmers that they sold their households and goods to buy vehicles so that they can travel westward.
Therefore, option B is correct.