James madison warned of factions (political divisions), in federalist 10, and this president issued his own warning of political parties in his farewell address.
a. jefferson
c. adams
b. washington
d. monroe

The answer is Washington.  He warned that political parties might put their own interest above the welfare of the country. He stressed unity and warned that any group must never put their own priorities over the government.  He added that no matter who they are, they are all Americans.

the correct answer is ) possibility.

demonstrating opportunity cost is done through production possibility.

the opportunity cost can be demonstrated using the production possibility frontier or curve. this graphic shows the total number of possibilities for two products when we have the resources needed and used in an efficient manner. the main resources could be money, labor, and technology. the curve shows that the production of one good increases when the production of the othe

this doesn't support enough information to answer the question.