Answer:
When the Western Roman Empire collapsed, one other Roman Empire was still in power until 15th century. This was the Eastern Roman Empire and its other name was the Byzantine Empire- the correct answer is A
World War II the chief Allied powers were Great Britain, France (except during the German occupation, 1940–44), the Soviet Union (after its entry in June 1941), the United States (after its entry on December 8, 1941), and China.
The leaders of the Allies were Franklin Roosevelt (the United States), Winston Churchill (Great Britain), and Joseph Stalin (the Soviet Union).
The Mandate of Heaven (or Tian Ming) is a political doctrine that the Zhou Dinasty implemented to justify the rule of the Emperor of China. The main idea was that there should only be one ruler of the country and he was on charge with the approval of the gods as the "<em>Son of Heaven</em>". If the ruler was unfair or didn't serve his people well, he could lose the Blessing of the gods and was consider to be bound to be removed from power (The cases in which the King was overthrown, or the people suffered any kind of natural disaster or famine were considered signs that the gods have removed the Mandate of Heaven).
