A) Due to old age
B) Due to a change in focal length
C) Due to the shortening of the eye ball
D) Due to the elongation of the eye ball
Correct Answer: D
Solution :
Myopia is caused due to increased curvature of eye lens or elongation of eye ball. It occurs when the ciliary muscles are stretched beyond their limit and the image is focussed in front of the retina.
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