You didn't really provide us with any options? It must be noted that generally, the structure of the skeletal system also dictates its function. With that I mean that having bones and a skeletal system enables us to move more efficiently and to have the pose which we have.
Learning by doing exercises or playing games; commonly used in schools.
All of the above apply to your question
Answer:
What hand to use.
Explanation:
The most likely hand they will use is their dominant hand e.g if you are right-handed you will most likely use your right hand to throw the ball.