Which excerpt best states Schlosser's overall claim about the fast-food industry?

The overall claim made by Schlosser in "A Look at the Fast-Food Industry" emphasizes the significant impact that fast food has had on the American workforce. This statement captures the essence of his argument by highlighting how the rise of fast-food chains has transformed labor practices, shaped employment opportunities, and influenced the culture of work in the United States. Schlosser examines various aspects of the industry, including its economic implications, worker experiences, and how it reflects broader societal changes. By focusing on the substantial transformation within the workforce due to the proliferation of fast food, this answer encapsulates the central theme of Schlosser's analysis effectively.

The other options, while touching on relevant topics, do not convey the comprehensive impact of the fast-food industry on the workforce as a whole. Statements about uniformity of products, preferences for teenage employees, or nutritional concerns are more specific aspects that do not reflect Schlosser's broader commentary on the industry's overall significance to employment and economic structures.