Wall Street,in the Borough of Manhattan in New York City,is
Wall Street,in the borough of Manhattan in New York City,is the heart of the U.S.financial system,where banks,brokerage houses,other financial firms,and the New York Stock Exchange are all located.What is the reason for New York City's comparative advantage in the financial market?
A) the development of superior information technology
B) an abundant supply of skilled labor
C) New York City has one of the largest sea ports in the world.
D) external economies