Is there more to this question?
I can only see question #18. Is there more?
In comparing the actual relative costs of aluminum and steel, which of the following should be considered? A) Cost of mining and transporting the oreB) Cost of environmental maintenanceC) Cost of extracting the metalD) All of the above must be considered
The answer to that question is D. All of them must be evaulated to decide which is more cost effective.
Is that all you require?
yes, that it.
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