The primary function of a family is to socialize children and prepare them for their roles in society.

The traditional nuclear family typically consists of a husband, wife, and their children living together, with a clear division of labor between husband and wife.

Family pluralism refers to the increasing diversity of family structures in modern society, including single-parent families, blended families, cohabiting couples, and same-sex couples.

All of the factors mentioned have contributed to the decline of the traditional nuclear family.

Solo living refers to the increasing number of people living alone, which has become a significant trend in modern society.

Climate change is not typically considered a challenge faced by families in the 21st century.

Transnational family refers to the increasing interconnectedness of families across geographical and cultural boundaries, often due to migration and globalization.

Technological advancements are generally seen as increasing social interaction and reducing isolation, rather than the opposite.

Delayed parenthood refers to the increasing number of people choosing to have children later in life, often due to factors such as career and financial considerations.

The aging population is generally seen as a challenge rather than an opportunity for economic productivity.

Multi-generational living refers to the increasing number of people living in households that include multiple generations, such as grandparents, parents, and children.

Climate change is generally seen as having negative impacts on families, rather than improving air quality.

Single-parent families refer to families headed by a single parent, either due to divorce, separation, or never having been married.

Globalization is generally seen as increasing social cohesion, rather than reducing it.

Voluntary childlessness refers to the increasing number of people choosing to remain childless by choice, rather than due to circumstances.