Marvin and Bernadine are a married couple.  They both work f…

Marvin and Bernadine are a married couple.  They both work full-time.  When Marvin gets home from work, he sits on the couch and watches NASCAR.  When Bernadine gets home from work, she cooks dinner, cleans, and takes care of the social and emotional needs of the family.  What concept is illustrated by Bernadine’s house work?