In Varying Viewpoints: Who Were the Progressives?, Brief Descriptions of the Answer

In Varying Viewpoints: Who Were the Progressives?, brief descriptions of the answer to this fundamental question of the true identity of the progressive movement are offered by different historians representing multiple historiographic schools of interpretation. Which historiographic interpretation of the motivations, goals, and outcomes of the progressives' efforts presented in this essay do you find the most persuasive? Why is this historiographic interpretation of the progressives the most persuasive analysis? Use specific examples to support your view.