【加賴叫過去】評論

During the second stage, improvements in hygiene, medical care, and food production led to a decrease in the death rate in newly industrializing regions of Western Europe. However, birth rates remained high due to the tradition and because many people were involved in agrarian occupations. The combination of a lowered CDR and a stable CBR led to dramatic increases in population starting at the beginning of the nineteenth century.agrian --> 耕種的選(C)如果真的不確定可以用其他單字去推敲例如：agriculture --> 農業