In federalist 10, james madison asserts that public opinion is impossible to measure argues that conflict and disagreement were inevitable in the american political system maintains that individuals are typically willing to forego self-interest to pursue the common good argues that public opinion should always dictate the decisions of elected officials

confidently

Explanation:

The answer is "confidently"

           The Federalist 10 is a series of essays from "The Federalist Papers" written by James Madison which was published in the year 1787.

            In his essays, James Madison protected the republican form of government as proposed by the United States's Constitution.

           He believes that a large republic is preferred to a smaller republic. In his opinion, the greatest cause of differences in a society is the unequally distributed property among the society which leads to conflicts among them.

           He is always confident of the republican form of government proposed by the government.

Thus the answer is "confidently"

c- companies fail to take environmental protection into account. i think