"Sewage treatment" would be the best example of a natural monopoly, since it is far more efficient and beneficial for society to have a single company operate this type of business.
This is true. The Ukiyo-e was a type of art creating that came form Japan and that impressionists were known for incorporating. The idea was called Japonism and was common in France who studied the Japanese arts extensively and found a way to incorporate their ideas in their art.
it has a bend. this would allow the entrances to be close together, but not have a short canal.
I think it was the past with Britain where only one person had complete power. This did not allow people to have a say, which was the reasons why the 13 colonies rebelled. Including the right of the people to revolt against a tyrannical government would protect the fundament of the united states government which was to give the people power and to make sure the US would not become something similar to Britain.