The answer is option D.
farsightedness or hyperopia is a condition when the cornea is not curved enough. So the image formed behind the retina.
What is farsightedness?
Farsightedness is commonly caused by a cornea arent layer that is not curved enough therefore the light which enters through cornea intersects behind the lens. So the image formed behind the retina. This can be treated by using a convex lens.
A) an iris that cannot contract
B) an eyeball that is too long
C) a cornea that is too curved
D) a cornea that is not curved enough
Learn more about farsightedness here:- https://brainly.com/question/4572750
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