Which of the following directive principles is/are based on the Gandhian Principles? 1. To promote equal justice and to provide free legal aid to the poor. 2. To raise the level of nutrition and the standard of living of people and to improve public health. 3. To organize village panchayats and endow them with necessary powers and authority to enable them to function as units of self-government. Select the correct answer using the code given below.