[单选题]
The sound intensity leo-yr v3wb6eu8a xm3p4n )e ,hsvel 5.0 m from a point dgx7yn e-uy.is t-m3 u;j lw1vv+x*2n source is 95 dB. At what distance wyxslvgy-mj-e+w7ut*u.3dn v i2; n x1ill it be 75 dB?
A. $25 \; m$
B. $50 \; m$
C. $75 \; m$
D. $225 \; m$
