What were members of the landholding upper class called in the early roman republic

Which option best summarizes what is expected of citizens in a domocracy?

How has u.s. participation in international economic development efforts affected other countries? o a. it has made some countries decide they no longer want close ties with the united states. b. it has ended diplomatic ties with countries that refuse to participate. c. it has raised money to poor nations grow their economies. d. it has caused the united states to intervene militarily to stop human rights abuses.

What were two theories put forth by marx?