The correct answer is: b) Khasi.
The Khasi are a matrilineal society, which means that property and inheritance are passed down through the female line. The head of the household is the oldest woman, and she is responsible for making decisions about the family’s land, property, and finances. The Khasi also have a matrilocal system, which means that when a couple gets married, the husband moves into the wife’s home.
The Garo are a matrilineal society, but they do not have a matrilocal system. When a couple gets married, the couple builds their own home, and the husband’s family is responsible for providing them with land and resources.
The Rabha are a patrilineal society, which means that property and inheritance are passed down through the male line. The head of the household is the oldest man, and he is responsible for making decisions about the family’s land, property, and finances. The Rabha also have a patrilocal system, which means that when a couple gets married, the wife moves into the husband’s home.
The Bodo are a patrilineal society, and they also have a patrilocal system.
In conclusion, the Khasi are the only Scheduled Tribe that has a matrilineal society.