How did ida tarbell end the standard oil monopoly? she wrote a book on standard oil’s impact on different industries. she led a campaign that was against standard oil but in favor of rockefeller. she wrote a series of articles exposing the corruption of standard oil. she reported on one instance of suspicious actions by standard oil.

The correct answer is C. She wrote a series of articles exposing the corruption of Standard Oil.

Explanation

Ida Tarbell was a writer from the United States who stood out as a pioneer of investigative journalism, due to the nineteen investigative journalistic articles she published in McClure's Magazine, in which she showed the acts of corruption and monopoly between the Standard company Oil and John D. Rockefeller who served as evidence for this union to be dissolved by the United States Supreme Court. So, the correct answer is C. She wrote a series of articles exposing the corruption of Standard Oil.

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

  the common sense as a pamphlet written by thomas paine. it promoted the independence of the colonies from british rule. the distribution of this pamphlet was great, it reached people everywhere and it was even read aloud at places people met. it also unite the colonists before the revolutionary war.

answer is d