(7.29) 9. Which is the example of how the rule of Charlemagne impacted Western Europe. A. It led to the fall of the Western Roman Empire and cemented the power of the Eastern Roman Empire.
B. It weakened the economy of Western Europe and led to a successful invasion by the Mongols.
C. It united much of Western Europe into one empire and increased the influence of the Catholic Church.
D. It weakened the role of the Catholic Church and led to a period known as the Warring States.