Multi-choice problem: Continue writing the next sentence in this paragraph:

A man in black shirt skateboard down the wide road and fell on the side of the road, the man showed his bleeding cuts in front of the camera. a the skateboarders

Options:
(I) are falling off their skateboards.;
(II) stops to change lanes on the road.;
(III) are on the street skateboarding in a small village, after making this skateboarding event, the guy next to him of the skateboarder walks from the back of the rink to the front.;
(IV) only lie together on the side, then the skateboarders get on their boards.;
(I)