What different attitude may be seen between the traditional working class and established middle class families in how they use their homes for entertaining friends?

A、They both regard the home as a congenial place to entertain friends.;
B、To working class families,the home is often a private place to be shielded from outsiders and only family relatives entertained within the home; while to middle class families the home is a comfortable and congenial place to entertain their friends.;
C、They both dislike the idea of entertaining friends within their homes.;
D、In the middle class culture, there has tended to be a clearer distinction between the home and outside; while the working class will warmly invite their friends to their homes to share a meal.