Of the Major Fossil Fuels Used in the World Today,which

Multiple Choice

Of the major fossil fuels used in the world today,which is going to last the longest? (There are at least 300 years left for this energy resource.)

A) coal
B) natural gas
C) oil
D) All of the above are going to last at least 300 years.
E) All of the above are likely to be exhausted in the next 20 years.