A large group of people who live in the same area and participate in a common set of norms and rules for social interaction is best known as a .

society

Explanation:

When we talk about society or specifically about human society we refer to a  group of recurrent relationships or a large social group sharing the same geographical, generally subject to the same state authority and cultural expectations. The total sum of relationships between the constituent members could be defined as a society whereas human societies are characterized by social relationships between people sharing a distinct culture and institutions.

this is a pretty broad question and can be a pretty lengthy answer. since 1900, women have gained a lot more rights and have become active in the workforce. with women being in the workforce, men play a larger role in family life. many family tasks are shared between men and women, whereas, women used to be the sole family caretakers.

that should get you started at least.

its tr3way you already know