Answer:
O The ability to play the piano is influenced by genetics as well as the environment.
Explanation:
Since Joyce and Tim both started lessons at the same time, and practice the same amount these factors do not explain why Joyce is better than Tim. That means that C cannot be correct. Next D and A cannot be correct since they don't state anything that could explain why Joyce is better than Tim, they only say random facts about piano playing that could be true.
Where is the picture of the diagram
