[单选题]
A projectile is launched with an initialplni d8jabuo9 3b3h66 velocity of 60.0v+xb8a*zf8m7 l gjk;h m/s at 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. $68.9 \; m$
