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Answer:
A. The cause-and-effect structure emphasizes the fact that hard work is responsible for improved test scores.
Answer:
Myelin is an insulating layer, or sheath that forms around nerves, including those in the brain and spinal cord. It is made up of protein and fatty substances. This myelin sheath allows electrical impulses to transmit quickly and efficiently along the nerve cells.
After his arrival in Britain, Hastings and his interests were largely ignored by the British businessmen. Through this hyperbolic remark by Hastings, Twain tells the reader that English society at the time was generally unsympathetic toward foreigners.