Alexander Hamilton authored most of the Federalist Papers, writing 51 out of the 85 essays. These documents were vital in promoting the ratification of the U.S. Constitution. Hamilton's insights, particularly in Federalist No. 10, addressed critical issues related to governance. ;
Alexander Hamilton authored most of the Federalist Papers, writing 51 out of the 85 essays. These writings were essential for advocating the ratification of the U.S. Constitution in the late 1780s. Therefore, the correct answer is C. Alexander Hamilton.
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