Through the actions of alleles
I would say B because when the whale slaps his tail, it moves.
A positive choice to make to impact one's health is to simply wake up in the morning and get ready, and take time on yourself. That will ensure that you appreciate yourself and will give you a positive mentality throughout the day.
A negative choice to make to impact one's health is to constantly over-think situations, causing stress and an unhealthy state of mind.
