15. On the issue of who should be included in the DNB, the writer seems to suggest that ______
A) the editors had clear rules to follow.
B) there were too many criminals in the entries.
C) the editors clearly favoured benefactors.
D) the editors were irrational in their choices.
16. Crippen was absent from the DNB ______
A) because he escaped to the U.S.
B) because death sentence had been abolished.
C) for reasons not clarified.
D) because of the editors’ mistake.
17. The author quoted a few entries in the last paragraph to ______
A) illustrate some features of the DNB.
B) give emphasis to his argument.
C) impress the reader with its content.
D) highlight the people in the Middle Ages.
18. Throughout the passage, the writer’s tone towards the DNB was ______
A) complimentary.
B) supportive.
C) sarcastic.
D) bitter.