Inundation involves use of a/an

Question: Inundation involves use of a/an
[A].

large number of organisms over a short time to suppress/destroy a population

[B].

organism over a short time to suppress/destroy a population

[C].

large number of organisms over a long time to suppress/destroy a population

[D].

organism over a long time to suppress/destroy a population

Answer: Option A

Explanation:

No answer description available for this question.