Callie picked herself off the pavement and checked herself for injuries. No blood, and nothing seemed to be broken. Good thing she was wearing her pads and helmet. She walked over to the skateboard that was laying upside down a few feet away and popped it right-side up with her foot and rode away.
Why was Callie on the pavement?
How do you know?
A. Fell while skateboarding.
B. Tripped over an obstacle.
C. Involved in a car accident.
D. Participating in a sports event.