Thoreau found solitude congenial. Was he content or lonely?

Read his first two lines from edgar allan poe is the reason once upon a midnight dreary while i pondered weak and weary over and then you’re clean and curious volume of forgotten lore which of these best describes the tone in these lines

Which of these sentences has an error in subject-verb agreement? a. official procedures calls for students who are tardy three times to serve detention. b. as a result of her efforts, a team of volunteers signs up every month to clean the city's parks. c. the committee of parents protested loudly at the school board meeting. d. each of the neighbors brings a dish to share at the pot-luck gathering.

What point is the author trying to make by comparing the travel times of the first transcontinental railroad and the first transcontinental flight?