Gross motor skills:
are movements that involve a series of muscle groups that are dependent on eye coordination, timing, precision, and tracking.
are the movement of smaller muscles such as the fingers and hands.
are the movement or action of large and/or major muscle groups
all of the above

Most of the time when all of the above is an option the answer is usually all of the above

It would be 23 beats per second

Because without physical activity, the body has extra "energy" if you will, and so when it is time for bed you are not tired, so you end up staying up all night. also there is probably an effect on your internal clock, which messes with your melatonin production which goes hand in hand with your sleep cycle