Which Statement Is True with Regards to the Family Systems

Which statement is true with regards to the Family Systems Theory?

A) Teachers need to provide families with the guidelines of when children should be out of diapers and when the child should be weaned off of a bottle so that they can progress to the next classroom.
B) It is best for teachers to understand the strengths and challenges of families being served since families are important in the lives of children
C) Teachers need to provide the families with the rules that need to be followed so that the children can be successful
D) Teachers should only talk with the mother of the children