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Presbyopia is a visual defect caused by

Options

  1. AElongation of the eye ball
  2. BShortened curvature of the eye lens
  3. CWeakening of the ciliary muscles
  4. DGradually increasing flexibility of the eye lens

Correct answer

C. Weakening of the ciliary muscles

Step-by-step solution

The correct answer is Option 'C'.

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