We can't answer this if we didn't see the video.
The answer should be A because the 2 is a negative 2 not a positive 2.
An introduced species is a non native species that has one way or another been integrated into the native environment by human or other means.
An invasive species on the other hand is an introduced organism that has become detrimental to the local environment.
Where is the answer choices? if i saw answwr choices i could assist you.
