It does not affect solar energy's availability
How far deep they were dug up shows us what time period they came from so we can classify what dinosaur it is
It should be the third answer choice. The nations of OPEC chose to cooperate primarily in order to manage the supply of a natural resource.
OPEC works to balance both the production and price of oil so that customers are able to receive a consistent supply of petroleum and investors in the industry are able to make profit from their investments.
The answer should be D. Hope that helps?