Read the following passage and mark the letter A. B. C or D on your answer sheet to indicate the correct answer to each of the questions from 37 to 43., Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 37 to 43, Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 37 to 43.