An optometrist has a choice to give a pacient either, Ask an Expert

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An optometrist has a choice to give a pacient either regular glasses or contact lenses to correct nearsightedness. Usually, regular glasses sit a few centimeters in front of the eye and contact lenses right on the eye. What do you think, the power of the contact lenses prescribed would be :

a) the same
b) greater
c) less than that of regular glasses?

Justify please your answer.

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