The higher proportion of females in intra-State migration in India is caused most appropriately due to which factor?

Marriage

The correct answer is Option (4) → Marriage

The higher proportion of females in intra-State migration in India is most appropriately caused due to marriage. In India, women often relocate to their husband's place after marriage. This pattern of migration is commonly known as marriage migration and is a significant factor contributing to the higher proportion of females in intra-State migration.