Final answer:
Free trade benefited the Bongobians and the Devirshes by boosting their economy and improving their quality of life.
Step-by-step explanation:
Free trade benefited both the Bongobians and the Devirshes in several ways. For the Bongobians, free trade allowed them to sell their goods and products to other countries, which helped to boost their economy and increase their wealth.
They were able to access a larger market and expand their business opportunities. Similarly, the Devirshes also benefited from free trade as it allowed them to import goods and resources that were not available in their own country, which helped to improve their quality of life and meet the needs of their population.