Final answer:
International trade is the exchange of goods and services across national borders, playing a significant role in the global economy. It fosters economic interdependence between nations.
Step-by-step explanation:
International trade is the exchange of goods and services across national borders. It is an important aspect of the global economy and plays a significant role in the growth of countries' Gross Domestic Product (GDP). With globalization and advancements in transportation, international trade has become increasingly prevalent, connecting nations and fostering economic interdependence.