Respuesta :
Answer:Chemicals or fallout stay in an organism until it’s death and are then passed on
Explanation:
When Carson writes poisoning is irreversible, she means that Chemicals or fallout stay in an organism until its death.
What do you mean by irreversible?
Irreversible means a process that is not reversible.
According to Carson before human beings earth was a place that had some harmful elements. Humans contaminated with more toxic chemicals have long-lasting effects.
Therefore, A is the correct option.
Learn more about Irreversible here:
https://brainly.com/question/7139821