They forced foreign countries to pay tribute to them.
The correct answer is: They developed an advanced irrigation system that improved the production of rice.
The characteristic of the Ming dynasty that is most closely related to the question is that they developed an advanced irrigation system that improved the production of rice. To find this information, one can refer to historical texts, books, or online sources that provide information about the accomplishments and characteristics of the Ming dynasty. By searching for keywords such as "Ming dynasty," "characteristics," and "irrigation system," one can find reliable sources that explain the advancements made by the Ming dynasty in terms of agriculture and irrigation. It is important to consult multiple sources to ensure accurate and comprehensive information.
