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! :)
People with an aa genotype will express a recessive trait
GDP(Gross Domestic Product), GNP(Gross National Product)<span>, the </span>per capita income, the amount of widespread infrastructure and general standard of living, and the level of industrialization are the characteristics of more economically developed nations.
Answer:
Population.
Explanation:
U.S., India, and China, are the areas of heavy emissions of carbondioxide gas due to areas of dense population. These three countries have about half of the world population i. e. approx. 3 billions of people so vehicles and industries are high in number which releases the greenhouse gases such as carbondioxide and carbonmonoxide while heavy emissions of carbondioxide gas occurs from Germany because there is huge number of industries are there so that's why it is called the industrial heart of Europe.
The answer is C it doesn't flow from the Himalayas