The petroleum is more superior than coal and wood, mainly because petroleum is easier to transport, and way more efficient. Petroleum is used for fire, and of course in cars which every country has and every car needs petroleum.
Answer:
A The military leaders freed the slaves that worked in the mine
-Ethical monotheism- is a form of exclusive monotheism in which God is the source for one standard of morality, who guides humanity through ethical principles.
The answer is D, it would have information about the exchange rates.