In what way was the government of the tang and song dynasty the same? a. both used a civil service exanlm to select officials b. both closed chinese ports to limit foreign trade. c. both gave control to powerful military leaders. d. both made officials change positions every three years.

The correct answer is A.

The government of the Tang and Song dynasty, they both used a civil service exam to select officials. The rulers use the civil service system. People who wanted to hold office had to pass difficult examinations that emphasized Confucian philosophy. This creates a highly educated ruling class.

During the Tang and Song dynasty, the power of the old aristocracy began to disappear. A new, much larger, upper class emerged, consisting of official scholars and their families. Such a class of powerful and well-off people is called the gentry. The nobility reached their status through education and civil service instead of through land ownership.

explanation:

may i ask what challenges?