"International trade" refers to

A) purchasing or selling currently produced goods or services across an international border.
B) any transaction across an international border.
C) any financial transaction across an international border.
D) buying or selling of preexisting assets across an international border.

International Trade

The exchange of goods, services, and capital across international borders, driven by the concept of comparative advantage and differing resource endowments.

International Border

The officially recognized boundary separating two sovereign countries, regulating the flow of people, goods, and services across territories.