The correct answer is: d) All of the above.
Village Development Boards (VDBs), Autonomous District Councils (ADCs), and Urban Local Bodies (ULBs) are all key institutions involved in local governance in Mizoram.
VDBs are the lowest level of local government in Mizoram. They are responsible for planning and implementing development projects in villages, as well as for providing basic services such as water, sanitation, and education.
ADCs are responsible for the administration of autonomous districts in Mizoram. They have their own legislative, executive, and judicial powers.
ULBs are responsible for the administration of urban areas in Mizoram. They have their own legislative, executive, and judicial powers.
All of these institutions play an important role in ensuring that local people have a say in the decisions that affect their lives. They also help to ensure that basic services are provided to all citizens, regardless of their location.