![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-53/ti_inject-812ce.png)
Paragraph 2 is written in the passage
A.
to put forward the argument that world population has to be reduced.
B.
to give a brief history of the growth in world population.
C.
to emphasize how quickly the world population is rising.
D.
to stress how large the world population is now.