A skateboarder jumps off his skateboard in midair in hopes of landing back on it .
It is probably the case that the skateboarder is showing off to a group of people .
It is probably the case that the skateboarder is showing off to a group of people .
There is almost no chance that the skateboarder is showing off to a group of people .
The skateboarder is showing off to a group of people .