The correct answer is option 3, Article 40. Article 40 of the Indian Constitution provides for the institution of Panchayati Raj. Panchayati Raj is a system of local self-governance in rural areas of India. It aims to provide a system of governance at the grassroots level and ensure the participation of the people in decision-making processes. Article 40 states that the state shall take steps to organize village panchayats and endow them with necessary powers and authority to function as units of self-governance. It emphasizes the importance of democratic decentralized governance and the participation of the rural population in the decision-making process. The institution of Panchayati Raj plays a crucial role in promoting grassroots democracy and empowering local communities in rural areas.