A machinist with normal vision has a near point at 25 cm. The machinist wears eyeglasses in order to do close work. The power of the lenses is +4.25 diopters. With these eyeglasses, the near point of the machinist, in cm, is closest to:
A) 12
B) 10
C) 7
D) 15
E) 17
A
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