An individual's self-esteem can be affected by genetics as well as environmental factors, and poor self-esteem often begins in childhood. A person who experiences an abusive childhood or who didn't get enough approval from authority figures, feels his or her self-worth was based on achievements or feels excluded will often have poor self-esteem.
i think it's <em>a) insometric stretching</em>
hope this helps
Explanation:
I guess Muscle strength and endurance then there is Cardiovascular Endurance that can help. Flexibility not so much. Body composition helps very much.
Answer:
My final answer would be Body Composition. Nothing else matters that much. In order to swim you need to use to use your body.