Answer:
Option B. An increase in immigration
Explanation:
The empire separated between its western and eastern segments. The Eastern Empire kept going longer politically.
Constantine tried to bind together the realm under the Christian confidence understanding and requiring the Nicea Council to meet close to Constantinople in 325 AD. Additionally, Constantine's move of the cash-flow to New Rome left the Bishop of Rome as the most grounded authority figure in Rome itself, which empowered the improvement of the intensity of the papacy.
I believe its D not sire though!
Answer:
I THINK. barbarian tribes
