The author is probably
[A] a skillful nurse.
[B] a nutritionist.
[C] a physician.
[D] a psychologist.
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How do the critics of the treaty think about the vote?
[A] The result is beyond all expectations.
[B] The pre-vote opinion polls turn out to be pessimistic.
[C] It's reasonable for public opinion to be divided.
[D] Irish voters were affected by some external factors.
Which of the following is the viewpoint of scientists nowadays according to the man?
[A] About half of the researches about peoples' origins are inaccurate.
[B] Some of the early humankind lived on farming.
[C] Human beings originate from the different geographical locations.
[D] The issue of the geographical "origins" of a group of peoples is wrong.