C. changes in the way American food is produced have contributed to the rise in food-borne illnesses.
Explanation:
The book, Fast Food Nation is written by Eric Schlosser. He is a popular journalist and author. The book carefully portrays what is done in the United States fast-food industry. The author in the ninth chapter of his book, explains his visit to the slaughterhouse and expresses distaste for the meat industry as he describes the occupational hazards of employees in the industry.
Eric Schlosser further explains how the meat industry will continually pose health risks to people's lives.
