In the 1970s the International Price of Crude Oil Rocketed

Multiple Choice

In the 1970s the international price of crude oil rocketed because:

A) the demand for crude oil fell short of its supply.
B) a new source of natural gas was discovered.
C) the demand for automobiles increased drastically.
D) the supply of oil was restricted by the oil exporting countries.
E) of the appreciation of dollar in the international market.