[单选题]
A jumper in the long-jump goes into the jumpaog/u3gi +j (w8rl +ad with a speed of 12 m/6ewh0y -zp e1os at an angle 61y-ow0z epehof $20^{\circ}$ above the horizontal. How far does the jumper jump?
A. $6.14 \; m$
B. $8.22 \; m$
C. $9.45 \; m$
D. $10.4 \; m$
E. $12.28 \; m$