Industrialization, advance in technology
Answer:
The author starts the story with a more serious and somber tone, but ends the story with a lively and exciting tone.
Explanation:
"Po-No-Kah" begins with the history of the first English colonists in North America. This beginning has a dark, serious and sad tone, because, as we know, the Pioneers had many difficulties in establishing themselves in America, in addition to being an environment that did not promote enough resources for their survival, they had to be constantly alert, afraid that the natives would attack them.
The story ends, however, with the release of the Hadeeman family from their captors, this is a happy moment, where the whole family, with the exception of the pet dog, left unscathed. This part of the story has a happy and lively tone.
The increase of technology used during the construction of the railroads and factories is considered the second Industrial Revolution. This is because of the many inventions and help of transportation use. Hope this helps.
The answer is (C.) The appointment of Supreme Court justices for life. Hope it helped you, and have a great day.