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A persons near point is 0.5 m and far po...

A persons near point is 0.5 m and far point is 2 m. Power of spectacles lenses required for reading purposes is :

A

`-2D` and `+5D`

B

`+2D` and `-5D`

C

`+2D` and `-0.50D`

D

2D and `+0.50D`.

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