C) People who are loved and cared for are strong and happy
When Mary first meets Colin, he is shut away in his room. While he has visitors that attend to his needs, he does not feel loved and cared for on a daily basis. After Mary starts to pay attention to Colin and play with him, he becomes stronger. They become close and develop a great friendship. As their friendship grows, so does Colin's strength and happiness.
If you know things about your topic you will have a biased opinion on it. You can check the validity of the topic by reading up on what you already know to make sure that it is correct and it is not a biased opinion.
The franks are a loving family, who work hard to keep everyone happy. The Van Daans continuously yell and blame things on their own kid. Peter and Mr. Van Daan, don't have the best relationship, but especially when peter falls from the chair, he yells at his son harshly.