Answer:
Cultural influence
Step-by-step explanation:
Gender roles are the behavior, duties, roles and values that is considered appropriate for a either a male or female member of a community.
Gender roles vary from one community to another and it is influenced greatly by culture.
For instance, children in agricultural societies socialize into more distinct gender roles because of their cultural set up. Where you may find women have a specific role that do not do and vice versa.
In nomadic societies, because of their culture. Gender roles are less distinct.