One Reason for the Differences Between the Federal Reserve System

One reason for the differences between the Federal Reserve System and its European counterparts is

A) that the Fed was established earlier
B) the tendency for Americans to embrace the idea of a central authority
C) the fear that a powerful central bank might be dominated by one group's interests to another group's detriment
D) the homogeneity of the United States compared with other nations
E) because our definition of money is much different from other countries.