Final answer:
In L. Frank Baum's book, The Wizard of Oz, Dorothy agrees to take the Scarecrow with her, indicating her embodiment of the purity of the American people and the strength of Populism in the Great Plains.
Step-by-step explanation:
The question is seeking an answer regarding Dorothy's response to the Scarecrow's request in L. Frank Baum's book, The Wizard of Oz. Although there isn't a direct quote given from the text, it can be inferred from Baum's work that Dorothy agrees to take the Scarecrow with her. This decision mirrors Dorothy's embodiment of the purity of the American people and the strength of Populism in the Great Plains. Whereas, the Scarecrow represents the American farmer in the book, therefore, the unity seen in their journey represents the harmony between different sectors of American society during Populist era.
Learn more about Dorothy's interaction with Scarecrow