[单选题]
97.09: At a certain time, an object in free mk4w tgqn:uj*j0l/j lzm55l 8k (+qisfal;lob+i khwy4kpxnh1 ++ rjm+:l has velocity 4.0 m/s in the upward direction. What is the approximate velocity of the object one second la1orjx4nmh h+l;ikw+:+ kb +p yter?
A. 14 m/s up
B. 10 m/s up
C. 4.0 m/s up
D. 6.0 m/s down
E. 10 m/s down
