Explanation:

- Mitakshara and Dayabhaga are two major schools of Hindu law in India.

- Mitakshara School is known for its principles of joint family property and the right by birth.

- Dayabhaga School emphasizes the inheritance rights after the death of an individual.

- Both schools predominantly apply to Patrilineal Hindus, who trace descent through the male line.

- Option 1 refers to Patrilineal Hindus, which matches the context of these schools.

- Option 2, Matrilineal Hindus, are those who trace descent through the female line.

- Option 3, Avunculate Hindus, traditionally recognize the maternal uncle in inheritance, which does not directly tie with Mitakshara or Dayabhaga.

- Option 4, None of the above, is incorrect as these schools are relevant to one of the above options.

Answer: Option 1 - Patrilineal Hindus