Of all the Ethnic groups in Russia and the Eurasian republics, the B) Slavs are most numerous.
There are two major causes: Germanic tribes moving into the Western roman Empire until its fall by Odacer in 476 A.D.. On the other hand, emperor Constantine I had chosen Byzantium, and ancient greek site, as the "New Rome", which would become Constantinople. Constantine I established Christianity as the official religion for the empire.The eastern half of the roman empire survived more than 1000 years, because of strategic location as a trading center and connection between Europe and Asia.
The answer to your question is,
A. Railroad operations across the nation
-Mabel <3
Italian city states were a political phenomenon of small independent states, around the northern part of the Italian peninsula around the 9th and the 15th century. They were governed independently
