What is the two main ideas about the reform-minded writers greatly influenced public opinion?

I think the two main ideas that the Muckrackers have greatly influenced on the type of government that they have and how these people had used their power for their own means. The muckrakers have exposed them from their corrupt practices and discussed the situation of impoverished citizens in the country.

The preamble explains the reasons  why ben franklin and the other founding fathers  of the constitution made our government a republic. by doing this they also replaced the articles of confederation