[单选题]
A stretched string is observed to have four equal segments in a so4:f/wsdsvv5 lh 520mdz)dbc tanding wb, vx1rw/xx 6tave driven at a frequency of 480 Hz. What driving frequency will s6b1t,wr/ xvx xet up a standing wave with five equal segments?
A. $600 \; Hz$
B. $360 \; Hz$
C. $240 \; Hz$
D. $120 \; Hz$