A person suffering from which of the following optical defects is prescribed cylindrical glasses?

Options :
  1. Night blindness
  2. Myopia
  3. Astigmatism
  4. Hypermetropia
Answer and Explanation :-

Answer: Option 3

Explanation:

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I like to tell people I have the heart of a small boy, then I tell them it's in a jar on my desk
-Robert Bloch