That would be 75% of Earth's atmosphere.
Personally I would say it's A (apart from the installation costs which may make it a little expensive) but it does involve certain aspects of D also as wind energy doesn't cause pollution. So either A or D!
Hope I was of help! :)
Answer:
I can answer number 2.
Explanation:
There is no volcanic activity associated with conservative plates, though earthquakes can often occur.
Upon recent confabulations, price descriptions per allocation of resources is exceedingly stark. Alternatives to this would be the most prevalent market in wheat.