![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-53/ti_inject-812ce.png)
What happens to those insects when not killed by the spray of insecticide? 查看材料
A.
They may lose their ability to produce offspring.
B.
They may have a higher ability to adapt to the environment.
C.
They move to other fields free from insecticide.
D.
They never eat again those plants containing insecticide.