The growth of a population results from the () of births over deaths as well as the movement of people between regions or countries.
The growth of a population results from the () of births over deaths as well as the movement of people between regions or countries.
A、excess
B、access
C、process
D、success
【正确答案】:A
【名师解析】:正确答案为选项A.excess。这个选项意味着出生人数超过死亡人数,这是人口增长的一个关键因素。当一个地区的出生率超过死亡率时,人口数量就会增加。此外,人口的增长还受到人们迁移的影响,即人们从一个地区或国家迁移到另一个地区或国家。这种迁移可以是出于多种原因,如工作、教育或寻求更好的生活条件。因此,人口增长是由出生超过死亡的"过剩"以及人们在不同地区或国家之间的"移动"共同作用的结果。
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