After DDT had been used for a period of time:
(a) all of the pests it was used on were killed.
(b) it began to accumulate in the bodies of top
carnivores.
(c) it had no negative effects because it broke down
immediately after use.
(d) it had no more effects, either positive or negative.

Respuesta :

After DDT had been used for a period of time,  it began to accumulate in the bodies of top carnivores.

What are the effects of DDT on the environment?

DDT's destructive effect on the aquatic environment has been thoroughly reviwed.

Because of it's low solubility, it has a greater rate of bioaccumulation in water, and thus poses a significant long-term threat to aquatic wildlife.

Thus, option "B" is correct,  it began to accumulate in the bodies of top carnivores.

To learn more about DDT click here:

https://brainly.com/question/1657474

#SPJ1