After their marriage, carlos and rosanne decided that they would share cooking and cleaning responsibilities. however, over a period of time, carlos resented these household responsibilities as he is also the primary breadwinner in the family. in this scenario, the couple is trying to structure their

The answer is Marital Roles. 
After being married, Carlos remains to owe his better half his duty on finances and property. Each of them has an expectation about the roles in marriage which they will play. Sometimes these roles are not clear when they started to be together. Better if they take time to come upon what these expectations are. 

3. i would say one, but one is not prime nor composite.