I think it’s either A or D
Answer:
Becoming the head of the Russian Church,
Adopting new court rituals.
Explanation:
The Byzantine Empire embraced the Greek and Roman Culture which preserve the language, literature, tradition, and Religion.
The Art of the Byzantine Empire focused on Religion as a result, the East will keep Christianity alive but when the West Could not.
As Russia traded with Byzantine Empire, the Byzantine influenced both the Eastern Europeans and Russian development.
Monroe doctrine was the thing that blocked other nations from coming into americas. It was enforced by the british military who were the strongest at time.
Many nations accepted this out of fear of their military.