Question

which of the following is a topic many muckrakers wrote about during the progressive era

Answer 1

Keeping with the irritation of Progressive era the muckrakers was used to destroy social ills and evils and provide calls for reformation.  

Sensational magazines was written by journalists who investigates and gives wrong-doing and to insists American society to normalize economic and political problems.  

Famous News Daily for example McClure's and Cosmopolitan competed for readers and push for the provocative thing.  

Bottom line for publishers was the most shocking and better.