[单选题]
A girl throws a rock horizontakr j9o,0+aotg+dq n 1zlly, with a velocity ,qb-k.iya c:vt)up 5fof 10 m/s, from a bridge. It falls 20 m to the water below. How far does the rock ,a)vqbit:u kc .pf-y5travel horizontally before striking the water?
A. $12.12 \; m$
B. $16.16 \; m$
C. $20.2 \; m$
D. $24.24 \; m$
Post time 2025-9-8 22:24:19