What happens next?

The same woman is shown as she teaches a spin class with several participants. She takes a break from the bike and does tome abdominal exercises on the floor. the video

Pick your answer from: 1. ends in a bright white screen with chips shown in the corner. 2. ends with the focuses moving around again. 3. ends with a clip of the woman boxing with one of the participants. 4. ends with the closing credit shown at the end.
4.