The US Economy Relies Heavily on Trade with Other Nations

The U.S. economy relies heavily on trade with other nations. What is a negative consequence of this?

A) It usually leads to increased taxes and regulation on businesses.
B) It slows the flow of capital because investments are less secure and more volatile in the global market.
C) It can lead to consumers paying higher prices for goods because of higher labor costs.
D) It becomes more difficult to shield the U.S. economy from the effects of another nation's hard times.
E) It makes it more difficult for the government to sell bonds needed to finance government programs because of increased global competition.