Although the hepburn act passed congress with relative ease during the term of theodore roosevelt, the pure food and drug act

was enacted only after the public outcry following the literary works of muckrakers.

Just think, why was it effective? -it appeled to critics because it was written well, that made it noticeable to the public including the white population-it was also recognizable to the african americans because it was about their heritage.-it was powerful just keep finding more points and elaborate on them. message me if you need more

Blue ridge is the correct answer.