The 73rd Amendment of the Constitution provided constitutional status to the Panchayati Raj Institutions. Which of the following are the main features of this provision? 1. A three-tier system of Panchayati Raj for all states. 2. Panchayat election in every 5 years. 3. Not less than 33% of seats are reserved for women. 4. Constitution of district planning committies to prepare development plans. Select the correct answer using the codes given below

• A. 1, 2 and 3                     
• B. 1, 3 and 4
• C. 1, 2 and 4                     
• D. 2, 3 and 4