[单选题]
A wheel of radius 1.0 m is rotating with a constanvf5cb 51* /gmq( i4y(eylghpnt angular speed of 2.0wb.8u-6t0 n ip(z * nzu1qqwsn rad/s. What is the centripetal accelun-1 t.i *8z qnqw0un(6wb spzeration of a point on the wheel's rim?
A. $0.50 \; m/s^2$
B. $1.0 \; m/s^2$
C. $2.0 \; m/s^2$
D. $4.0 \; m/s^2$