Migration from Bihar is often:

The correct answer is: b) Seasonal/temporary

Migration from Bihar is often seasonal/temporary, as people move to other parts of India in search of work during the agricultural off-season. This type of migration is often circular, with people returning to their home villages after the harvest.

Option a) Permanent migration is less common, as people are more likely to stay in their home villages if they have access to land and other resources. However, permanent migration does occur, particularly among young people who are looking for better opportunities in other parts of India.

Option