[单选题]
A wheel accelerates with a co w,w9wud:ihmc. w+uy 5nstant angular e:r.b5 bp/.ljdb1p h j :wkw3racceleration of $4.5 rad/s^2$. If the initial angular velocity is 1.0 rad/s, what is the angle the wheel rotates through in 2.0 s?
A. $11 \; rad$
B. $9.0 \; rad$
C. $7.0 \; rad$
D. $4.5 \; rad$