Vision Problems: A nearsighted person cannot see objects beyond 80 cm from his eyes. Which one of the following combinations represents the correct focal length and the refractive power of the contact lenses that will enable him to comfortably see the distant objects clearly?
A. +80 cm, +1.3 diopters
B. -80 cm, +1.3 diopters
C. +80 cm, -1.3 diopters
D. -80 cm, -1.3 diopters
E. -1.3 cm, +1.3 diopters
Answer: D
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