According to the passage, all of the following contributed to the spread of English around the world EXCEPT ______.

A．the psychology of money-spending habits
B．the purchasing habits of compulsive spenders
C．a special psychology of bargain hunting
D．the use of the psychology of spending habits in business

A．All people spend money for exactly the same reason that they need to buy things.
B．Businesspeople and advertisers can use the psychology of money to in crease sales.
C．Businesspeople understand the psychology of compulsive buying better than scientists do.
D．Compulsive bargain hunters seldom have problems with money,