[单选题]
A wheel of diameter of 68.0 cm slows down uniformly from 8.40 m/s to k,qm lc9qa-h2 rest over *xho1mxa8b( ka distance of 115 m. How long does it take for the wheel to com*h(xbkoaxm8 1e to the stop?
A. $24.7 \; s$
B. $27.4 \; s$
C. $42.7 \; s$
D. $47.2 \; s$
