Constantine was the last Roman emperor who was able to unite the Roman Empire. He moved the capital to Constantinople in the fourth century, which was located in Byzantine.
For the answer to the question above asking What kind of kinship is most common in the contemporary united states? The answer is Bilateral kinship<span> organization presents something of a classification problem as all societies recognize and interact with a variety of maternal and paternal kin</span>
Most of them had no exact location to stay as a home, they had to face the culture differnce from their past homeland to America. They lived in Ghettos and slums because of the abundence of immigrants that came from the other countries that stack piled into that "one" location.
The answer is C. It was done to give the president control of budgeting.
Hope this helped :p