Byzantine Empire came into existence after the fall of the Roman Empire.
Explanation:
Caesaropapism is a political system in which the emperor is the head of the state, the head of the church, and authority over religious concerns. Byzantine Empire was remarkably attached to religion. They built monuments and churches with paintings of religious expression. The presence of Christ during the crowning of the emperors reveals the connection between the Church and Emperors. The Byzantine Emperor protect the Eastern Church and manage its administration by councils and patriarchs.
Adam Smith was the B) author of "The Wealth of Nations" and could be considered the father of modern economics, but more accurately should be considered the father of "modern capitalism."