Which of the Following Examples Is a Role According to the Systems

Which of the following examples is a role according to the systems theory?

A) my family believes in saying prayers before meals and going to bed early
B) he and I usually go bowling together on the weekends
C) my family do not want people coming to our house without any invitation
D) when we were kids, we always asked for permission from mother before we played outside
E) when we were growing up, we did not associate with our neighbours or the other children in school