The citizens of the empire in Constantinople believed that they were the citizens of Rome. Even after the city of Rome fell in the Fifth Century, contemporary Romans felt that the empire survived by moving East. In this way, Eastern and Western Rome were one in the same. It was only later that historians designated the title Byzantine Empire to the remaining remnants of the Roman Empire in the East.
Explanation:
America, France, Britain,
I think the answer is b sorry if i'm wrong
The answer is:
The major industrial cities became overcrowded as workers from rural areas moved there.
and
Because of the steady increase in food production, the population nearly doubled between 1800 and 1850.
