What is the definition of a common market? shared goods and services in multiple nations a single currency shared between nations no barriers to trade from nation to nation free and open competition between nations

common market, like the EU, is a group of nations agree to have no barrier for trade among themselves.

so ans is no barriers to trade from nation to nation

. political or economical policy that isolates a country from participating in international relationships. it has been suggested that the united states participates in isolationism because of its lack of involvement in particular wars or alliances.

answer; i believe the best answer is (straight ticket); good luck