Mark the letter A. B. C. or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 19 to 24., Mark the letter A; B; C; or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 19 to 24, Mark the letter A B C or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 19 to 24