Which of these best supports o'sullivan's claims? a) the civil war b) the war of 1812 c) the annexation of texas d) the industrial movement

  The correct answer is : C) the annexation of Texas

Explanation:  John L. O'Sullivan was a leading political writer who promoted the annexation of Texas to the United States, Congress voted in favor of annexation in 1845 but Texas had not accepted. O'Sullivan published an essay called "Annexation" where he argued that "it is time for the opposition to the Annexation of Texas to cease" and also said that the United States had a divine mandate to expand to North America. Shortly after Texas was annexed.

answer; i believe that the correct answer is (c) arctic tundra;

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explanation: i just want to