Which Statement About Visual Deficiencies Is Most Accurate

Which statement about visual deficiencies is most accurate?

A) Amblyopia is untreatable.
B) Studies suggest that once a person loses their sight, they will never see again.
C) Myopia is a problem with eye muscles that causes poor alignment and, if untreated, eventually leads to blindness.
D) Due to loss of retinal pigmented epithelium in the fovea, people with macular degeneration can see, but everything they see is blurry.