2. How did the process of becoming a government official change during the Song period?

wetland functions are defined as a process or series of processes that take place within a wetland. these include the storage of water, transformation of nutrients, growth of living matter, and diversity of wetland plants, and they have value for the wetland itself, for surrounding ecosystems, and for people.

explanation:

hope that you to understand!

answer; i believe the correct answer is norming;

i would say b. research typically uses a variety of sources