Explain how improving the EXERGY may be as good, if not better than discovering new/coal mines ? (10 marks)

i think the answer is a, hope this is right, that would be my best guess.

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.