Let's eliminate this one by one.
Animal cell does not have walls. So we can eliminate The third option.
Plant cells does have walls, but they also have well-defined nucleus. So we can eliminate the second option
The leave : A. Prokaryotic as the answer
hope this helps
A hypersensitive reaction to a specific antigen in the environment is a(n) _ALLERGY_.
I hope this helps with your work :)