Explanation:

- Panchayati Raj Institutions are part of the rural local government system in India.

- They empower local self-governance in villages.

- They allow communities to manage their local affairs and development projects.

1. Popular Government: Refers to a government elected by the people, involving broader democratic processes.

2. Self-Government: ? Correct Answer ?

- It involves local communities managing their own affairs.

- Panchayati Raj Institutions fit this description as they govern at a local level.

3. Federal Government: Pertains to a union of states with shared powers between national and state governments. Not applicable to local governance.

4. Quasi-Government: Refers to organizations that possess some governmental powers but are not fully governmental. Not relevant to Panchayati Raj.