The six countries on the northern side of the pacific rim agreed to reduce and ultimately remove tariff and nontariff barriers to the free flow of goods, services, and factors of production between each other. the agreement among these countries is referred to as
a. regional economic integration.
b. cross-cultural integration.
c. a zoning agreement.
d. administrative trade policies.
e. a balance-of-trade equilibrium.

A

Explanation:

Economic integration is the agreement of economic policies between or among different states, through the partial or total removal of tariff and non-tariff restrictions on trade for the free flow of goods, services and factors of production.

It is a regional economic integration here since it is an agreement among multiple countries.

it would be d). more resources must be obtained to attain that combination of goods and services