[单选题]
A wheel of diameter of 68.0 cm slows down unifq9 9k/jw+swnp10gze mormly from 8.40 m/s a-j3x:mf1m( mu.ie mi:md wheco/ y7- to rest over a distance of 115 m. What is the an .3jm1xd:m /aiemf-h:m (moc7-u ywe igular acceleration?
A. $-1.80 \; rad/s^2$
B. $-0.90 \; rad/s^2$
C. $-5.65 \; rad/s^2$
D. $-11.3 \; rad/s^2$
