Final answer:
The term 'Individual' is not a type of relationship in the list provided. Relationships such as Business, Household, and Union pertain to different forms of social, legal, or commercial connections, including those related to family, employment, or commercial entities.
Step-by-step explanation:
Among Business, Household, Individual, and Union, 'Individual' is not a type of relationship. Business relationships involve interactions between organizations or between individuals and organizations with a commercial context. A household is a group of individuals living together who may share socioeconomic needs and may include various family constructs. A union can describe a formal relationship between employees and employers or the legal joining of two partners in marriage.
Marriage creates affinal ties and has traditionally been linked to the family structure, while households may include nuclear families, extended families, and blended families. The concept of family itself is socially diverse and includes the recognition of same-sex partnerships, single-parent families, and cohabitation without marriage. Non-profit organizations or associations such as civic and community groups are structured to serve societal needs without the goal of making a profit. These organizations may consist of welfare groups, churches, hospitals, schools, and more.