The correct answer is: B) Return to their home region periodically.
Circular migration is a pattern of migration in which people move between two or more places on a regular basis, often for work. They may stay in one place for a period of time, then return to their home region for a period of time, and then repeat the cycle. Circular migration is often seen as a way to improve people’s economic opportunities while also maintaining ties to their home community.
Option A is incorrect because it describes permanent migration. Permanent migration is a pattern of migration in which people move to a new place with the intention of staying there permanently.
Option C is incorrect because it describes international migration. International migration is a pattern of migration in which people move from one country to another.
Option D is incorrect because it describes internal migration. Internal migration is a pattern of migration in which people move within a country.