Which of the following best describes the federal government's response to upton sinclair's the jungle?

Congress passed legislation that regulated the meat-packing industry only after sending a team of government investigators to plants and slaughterhouses.

Explanation:

Upton Sinclair´s novel depicted the severe conditions and exploitaition of immigrants in Chicago and oter industrialized cities. However, it unexpectedly contributed to public outcry about health violations in the American meatpacking industry. President Roosevelt assigned labor commissioner Charles P. Neill and social worker James Bronson Reynolds to make unannounced visits to meat packing buildings. Neill and Reynolds´s report led Roosevelt to support the regulation of the meatpacking industry and sign the Meat Inspection Act of 1906.

how is this a question? but yes, they were. if i recall correctly, it was very handy for native americans to use buffalo skin.