Parents have the responsibility to ensure the school of their children limit the availability and marketing of unhealthful foods and sugary drinks, as well as making water available to students.
Therefore, <em><u>a parent should choose what their kids are eating, </u></em>and introduce a regular culture of exercising which is very important to the child's health.
You shouldn't over continue to play even though it still hurts which gets B out of the way. You don't need to stop playing tennis completely because when you can get better you can play so it's not D. And only playing once a week could still cause injuries.