Radial keratotomy (RK), a surgery that is designed to reshape the cornea so that light focuses correctly on the retina, is supposed to make eyeglasses or contact lenses that correct for nearsightedness unnecessary. ███ █ █████ ██ ████████ ███ ████ █████████ ██ █████ ████ ████ ██ ████ █████ ████ ██ ████ ███████ ██ ███████ ███████
Some patients wear glasses or contacts after receiving RK surgery, which is meant to make them unnecessary.
The correct answer must fail to explain why some RK patients need glasses or contacts after receiving surgery. Every wrong answer, meanwhile, will state a difference between the intentions of RK surgery and its actual effect on some patients that results in those patients wearing glasses or contacts afterward.
Each of the following, if █████ █████ ████ ██ ███████ ███ ████████ ███████████ ██ ███ ███████████ █████ ███████
As the eye █████ ████ ██ █████████ ██ ███████ ████████████████ ██ ███ ██ ████ ████████████ ███████ ███ ██████ ██ ██ ███████████
The more severe █ █████████ ████████████████ ███ ████ █████████ ███ ███████ █████████ ██ ██ ████ ██ ██ ██████████ ███ ████████
Occasionally an RK █████████ ████ ███ ████ ████████████ ███████ █ ██████████ ██ ███ ███ █████ ██████ ██████ ████ ███ ██ ████████ ████ ████ ██████████ ███████
RK patients who ██████████ ████████ ████ ████ ████ ███████████████ ████ ██ ███ ██████ ████ ███ ████ ███████ ███████ ██ ███████████ ████ ████████ ██████████ ███████
Those who choose ██ ███████ ██ ████ ██ ██ ██ ███████████ ██████ ████ █████████ ██ █████ ███ ██████ ███ ██ ███████ ███