Thank you for the opportunity to help you with your question!
Its obvious that the parents are normaly worried about the condition of their child to an extend that they ask for answers as to why their childrenare not normal. Every parent want to know how to help their children but as they grow the tend to accept the fact that they cant change and will be their duty to help them
The correct answer is C
Please let me know if you need any clarification. I'm always happy to answer your questions.