A ball player tosses a ball vertically upward and catches it at the same height after 3.9s. With what speed did he throw it up, and what height did it reach?
A) 19.6 m/s, 76.4 m
B) 9.8 m/s, 38.2 m
C) 14.7 m/s, 57.3 m
D) 24.5 m/s, 95.7 m