1881- Jacob Riis publishes How the Other Half Lives, detailing tenement life.

1904- Ida Tarbell publishes articles criticizing Standard Oil Company.

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1914- Edwin Markham publishes Children in Bondage, an exposé of child labor.
Which choice fits in the blank in this Progressive Era timeline?

A) 1903- Helen Hunt Jackson publishes regarding treatment of Native Americans
B) 1906- Upton Sinclair publishes The Jungle, criticizing the working conditions in the U. S. meat processing industry
C) 1912- Theodore Roosevelt Publishes The Square Deal in which he addresses problems in the treatment of American unions
D) 1912- Sir Arthur Conan Doyle publishes The Lost World showing the deforestation of the rain forests.

B) 1906- upton sinclair publishes the jungle, criticizing the working conditions in the u.s. meat processing industry

Explanation:

Socialist author Upton Sinclair prints The Jungle, a sensationally illustrated description of the meatpacking enterprise in Chicago's stockyards. Sinclair is trying to increase public perception of corporate malfeasance and the wretched conditions in which poor workers toil, but most of the resulting public complaint rather centers on request for more food protection provisions.

answer: the first one

explanation:

explicitly is defined as “in a clear and detailed manner, leaving no room for confusion or doubt.” the rest are interpretive and not clearly proven leaving in fact possible “confusion or doubt” which explicitly, by definition cannot have.

im just here for the points

explanation: