[单选题]
A projectile is launched with an initial-f: ckvowr9 t1 velocity of 60.0 m/s ati 04 b2f-ftwdu an angle of $30.0^{\circ}$ above the horizontal. What is the maximum height reached by the projectile?
A. $22.96 \; m$
B. $45.9 \; m$
C. $59.7 \; m$
D. $68.9 \; m$
