Final answer:
The main purpose of Upton Sinclair in writing The Jungle was to arouse public sympathy for slaughterhouse workers and prompt Congress to pass food-safety laws.
Step-by-step explanation:
The main purpose of Upton Sinclair in writing The Jungle was to arouse public sympathy for slaughterhouse workers.
In the novel, Sinclair exposed the harsh working conditions and unsanitary practices in the meatpacking industry. By vividly depicting the horrors faced by the workers and the contamination of meat, Sinclair aimed to bring about social and political change. One of the key consequences of his book was the passing of the Pure Food and Drug Act and the Meat Inspection Act in 1906.
Learn more about Upton Sinclair's main purpose in writing The Jungle