Identify part: Christianity in both Byzantium and Kievan Rus
Explanation: The prince of Kievan Rus at the time was looking for a way to unify his people and the Greek Orthodox religion of Byzantium presented a great opportunity to instill a common identity. The religion increased relations between the Byzantine Empire and Kievan Rus, which gave Rus a strategic advantage because it increased trade due to a river that connected the two lands. The political application is the way the governments used religion to unite and rule over their people to their advantage.
Attending school is an important duty because going to school as a kid and getting an education. Those kids will soon be running the country and will need to have had the education to make proper choices about how to run the United States.
The Roman empire was well organized with good roads & active trade, so the new religion could spread easily. Constantine was a sun worshipper who feigned Christianity so he could take control and throw out it's one and only goal