The answer would be A: Forgetting what time you took your past dosage of medicine and estimating when to take another.
I hope this helped! :-)
Answer:
A nearsighted person sees near objects clearly, while objects in the distance are blurred. Farsightedness is the result of the visual image being focused behind the retina rather than directly on it. It may be caused by the eyeball being too small or the focusing power being too weak.
Its a disease that kills brain cells that contribute to core functions like breathing and eating, my great uncle had it, it was really sad