Jacob riis, upton sinclair, ida tarbell, and lincoln steffens were all:

Muckrakers, is the right answer.

Explanation:

The term muckrakers throughout the Progressive Era was used to refer those journalists who wanted to make some administrative reforms in the United States. these journalists presented authorized organisations and administrators as corrupt. Most of the muckrakers penned nonfiction, but fictional exposés usually had a significant influence too.

Upton Sinclair, Jacob Riis, Ida Tarbell, and Lincoln Steffens, were some of the prominent muckrakers of the time.

yes.

an illinois concealed carry license (ccl) is required to conceal carry a firearm in illinois. the license permits the licensee to carry a concealed loaded or unloaded handgun on his or her person or within a vehicle.

in moral and political philosophy, the social contract is a theory or model that originated during the age of enlightenment and usually concerns the legitimacy of the authority of the state over the individual.

explanation:

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