Which of the follwing best explains how trade enhances efficency?

Trade enhances efficiency by allowing countries and businesses to specialize in the production of goods and services in which they have a comparative advantage. This specialization leads to increased productivity and lower costs, as resources are allocated more effectively. Additionally, trade expands markets, enabling producers to reach a larger customer base, which further drives innovation and efficiency through competition. Overall, trade fosters a more optimal distribution of resources globally.