44. The word "annihilate" in line 9 is closest in meaning to (A) conquer (B) utilize (C) separate (D) mechanize

40. What does the passage mainly discuss? (A) The influence of ancient architecture on the design of railroad terminals (B) The importance of natural resources in the development of railroads (C) The railroad's impact on daily life in the United States in the nineteenth century (D) Technological improvements in the area of communication in the nineteenth century