Answer:
race/ethnicity
Explanation:
Bilingualism arises, spreads, functions as a result of certain socio-historical living conditions of peoples, the main of which are the following: 1) the development of regular economic, political, scientific, cultural, everyday relations between peoples speaking different languages; 2) the territorial contact of one people with another or cohabitation and management in one territory; 3) the social function of each of the languages and the scope of its application in the life of the contacting peoples.
The uniqueness of the linguistic situation in a particular region is determined by various social factors: demographic, ethnic, the specifics of the resettlement of people, their number, religious and historical traditions of the region.
