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

Respuesta :

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


I think the answer is no barriers to trade from nation to nation.please please mark me brainlist.