Which of the Following Best Articulates a Disadvantage of U

Which of the following best articulates a disadvantage of U.S.dependence on foreign oil?

A) The need for oil is expected to decline during the next two decades,threating trade relations with other nations.
B) Foreign oil is of a lower quality than domestic oil.
C) Using foreign oil results in increased pollution in the United States due to the possibility of oil spills.
D) The United States is at the mercy of other nations with which we might not always have a good relationship.