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! :)
It happened when H2O gets released to that atmosphere to a massive heat level combined with geo force
The answer is B, the ancient Egyptians
The distribution of water on the Earth’s surface is extremely uneven .Onl