[单选题]
The near point of a farsighted rxrh 6 rpm0gpc.- w/d7person is 100 cm. She places reading glak 8jatp6u3kvu ,w *ks(mk-m9xsses close to her eyes, and with them she can comfortably read a newspaper at a distance of 25 cm. What lens power is requir -9xjavw kk8 t(skmumu3* 6,kped?
