The simplest way for countries to enter into a trade agreement is through signing a treaty to enter a( )with another country.( ) are outside groups that countries to solve trade disputes. a( )is a specific territory that is governed under different economic laws and restrictions.

First one: direct agreement

Second one: international organizations

Third one: special economic zone

Explanation:

A direct agreement is an agreement signed by two countries in order to reach mutual beneffits when doing trade between their countries and to lower taxes on imports and exports that would benefit both of them, international organizations are third parties institutions that help countries solve disputes, like the American courts, or the OTAN. A special economic zone is a specific territory that is governed under different economic laws and restrictions like the duty free at the airports.

a

explanation: