Question

9. Upton Sinclair's novel The Jungle published in 1906, led President Roosevelt

and Congress to approve
O
Changes in the meatpacking industry with the passage of the Pure Food and Drug Act
Federal laws designed to regulate the railroad companies
O
Laws prohibiting the manufacture, distribution, or sale of alcoholic beverages
The creation of new national parks to save wilderness areas for future generations

Answer 1

Changes in the meatpacking industry with the passage of the Pure Food and Drug Act

Step-by-step explanation: