The internet, television and automobiles, as much as they are practical and can help in many other situations, cannot directly help coping with hot temperatures, so the right answer is a) AC.
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The poster created by NASA shows the effect of climate change on the Muir Glacier in Alaska. The pictures show that between 1941 and 2004 the glacier retreated several miles and became much thinner.
The following question would help clarify this evidence:
What are the causes of the glaciers retreat ?
Basically,Josephson believes that the businessmen was morally wrong because they finding out the loop hole in the system in order to obtain personal profit.
Folsom on the other hand, sees that the businessmen are Geniuses because they manged to find a way to lower the price and ganed more than 90% of the market share.