The correct answer is option 2: Directive Principles. In the Indian Constitution, "economic justice" has been provided as one of the objectives in the Directive Principles of State Policy. The Directive Principles are a set of guidelines for the government to establish social and economic conditions that promote the welfare of the citizens. These principles are not legally enforceable but are considered fundamental in the governance of the country. They aim to ensure equal distribution of wealth, opportunities, and resources among the people. The Directive Principles lay down the foundation for achieving economic justice, along with other important objectives such as social welfare, protection of the weaker sections of society, and promotion of equal rights for all.