Martina has myopia. The far point of her left eye is 200 cm. What prescription lens (focal length and refractive power) will restore normal vision? Assume that eyeglasses are to be worn 2 cm in front of the eye.
a. focal length of 198 cm and refractive power of 0.505 Diopter
b. focal length of 198 cm and refractive power of 0.005 Diopter
c. focal length of -200 cm and refractive power of -0.5 Diopter
d. focal length of -198 cm and refractive power of -0.005 Diopter
e. focal length of 200 cm and refractive power of 0.005 Diopter
f. focal length of -198 cm and refractive power of -0.505 Diopter