Write the next sentence in the following story.

The personal trainer is using an exercise bicycle and peddling the cycle very vigorously. There a few other women who are also biking the stationary bikes. then the personal trainer

[-] stops exercising and walks around the beam. [-] is exercising on a recumbent bike rhythmically. [-] stops and displays a connection at the bottom of the screen with the trainer's logo. [-] begins exercising using a pair of dumbbells.. The answer should be
begins exercising using a pair of dumbbells.