[单选题]
10.07: A small object is thrown straight downward on Earot-swe+, gwqai w9h3n(v2z u +th w .ce-.pd1g eckith an initial speed of 12.0 m/s from a position 10.0 m above the ground. Ignoring air resistance, the speed of the ob-d keep gc.c.1ject when it reaches the ground is
A. 18.4 m/s
B. 14.6 m/s
C. 14.0 m/s
D. 12.8 m/s
E. 12.0 m/s
