Read the passage carefully, then choose the best answers:The dramatic growth of the world's populati...

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According to the passage, at no period in human history has there been ______.

a population explosion of the magnitude as the one in the twenty century.

a universal fear about the future of man.

as comprehensive a study of population problems as the one envisaged now.

so much consensus among nations concerning the population of the world.

Giải thích

Đáp án đúng là: A

Magnitude (n): cỡ lớn

Dựa vào câu “The dramatic growth of the world's population in the twentieth century was on a scale without parallel in human history.” (Sự gia tăng mạnh mẽ của dân số thế giới trong thế kỷ XX trên quy mô không thể nào sánh bằng trong lịch sử loài người)