What was a term to describe journalists who wrote exposes during the progressive era ?

Muckrakers

Explanation:

Muckrakers was the name given to journalists of the Progressive Era who wrote exposes that attacked leaders and institutions. Typically, the work they produced was meant to expose corruption and injustice. These journalists were prominent in the 1890s-1920s, and their main goal was to encourage social change.

interdependence is when all participating groups and individuals depend on each other. if you depend on one anothers goods, you end up trading in order to get the items you're looking for. (for ex: if i have food and you have water, we trade in order to depend on each other to live)