What is the most logical next event?

A wind surfer surfs against heavy waves. The surfer flings his board against a wave, flying high into the air. the surfer

Select from the following. I. waves, riding the wind waves.. II. falls from his board and lays on his back.. III. is then shown flying alongside a large wave and ends by flipping backward and holding his board upright.. IV. lands back on the waters and resumes his surf..
IV.