सामान्य भाषा मुख्य रूप से निम्नलिखित में से किस सामाजिक समूह के लिए एक बाध्यकारी कारक है?

Which of the following is considered the primary and basic social group in society?

A researcher is comparing the influence of family and student councils on learners' values. Which distinction between social groups is most relevant for understanding the nature of these influences?