This is a test of commonsense with single/multi-choices. Complete the next sentence:

The man, in a wetsuit, is standing and riding on a yellow surfboard and a red surfboard first on a calm wave and then on a series of large and high waves. the man

Choices:
1). stops biking along the bank and then gets off the skateboard.;
2). , pan off from the shore, then appears on the close side of a lake under small sailboats connected with a line by a saddle.;
3). , in his towel surfing, reads the paper on front a blue surfboard that has white words instructing him to make everything perfect.;
4). rides the rough waves on the surfboard with the waves at time covering his entire body and surfboard.;
The answer is:
4).