What do muckrakers do? set political policies uncover abuses in government set political agendas serve as gatekeepers

## Step 1<br />The term "muckraker" is used to describe reform-minded journalists who exposed established institutions and leaders as corrupt in the late 19th and early 20th centuries. They were known for their investigative journalism, which often revealed corruption and wrongdoing in government, business, and other areas of society.<br /><br />## Step 2<br />The options provided in the question are:<br />1. Set political policies<br />2. Uncover abuses in government<br />3. Set political agendas<br />4. Serve as gatekeepers<br /><br />## Step 3<br />Among these options, the one that best describes the role of muckrakers is "uncover abuses in government". This is because muckrakers were primarily known for their investigative journalism that revealed corruption and wrongdoing in government and other institutions.<br /><br />## Step 4<br />The other options, such as setting political policies, setting political agendas, and serving as gatekeepers, do not accurately describe the primary role of muckrakers. While their work may have influenced political policies and agendas, their main function was to uncover and expose abuses and corruption.