Is possible that

A functional zone is a space that consists of many similar premises for the normal life of a person. Of course, it is possible that the needs of each family are different, and for some they also change, from time to time, so some points can still be distinguished in every family. This is a dream, nutrition, personal hygiene, as well as a sport, cultural or economic activity is possible. Each family chooses the number of such zones itself, it depends on their use.