Reading Comprehension (RC) | Re: Pretty much everybody agrees that clean air is a good thing, right? Ev

My answers were B/A/C/E.

But the correct answer for question 1 is D.
According to me D is correct in terms of what the author wants the coal-burning companies to do, but B is an overall feel of the passage, telling us what tha author of the passage wants to convey to its readers. Please assist!

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