Question

which pesticides are the most persistent? botanicals chlorinated hydrocarbons

Explanation:

Chlorinated hydrocarbons are known for their high persistence in the environment. They are stable compounds that break down slowly. Botanicals, on the other hand, are generally more biodegradable and less persistent. Chlorinated hydrocarbons can remain in soil, water, and organisms for long periods, which is why they are the most persistent among the two options given.

Answer:

Chlorinated hydrocarbons