Historians consider the greatest achievement of the Byzantine Empire to be the preservation of Greek and Roman cultures Because
Greek and Roman literature, arts, mathematics, engineering, etc. has
been preserved by the Byzantine Empire, people were able to have access
to the information and ideas that the Greeks and Romans produced which helps modern mathematicians and engineers to this day.
I hope it helped
B, he was known for his serious attitude and deep thinking
It is the belief that human beings have the right to determine when and how they should die. i think this