Which of the following statement/s is/are true about Panchayati Raj Institutions in India:
(A) The 75th constitutional amendment marked significant changes in Panchayati Raj Institutions.
(B) The Panchayati Raj institutions is a 7 tier system in India.
(C) The 11th schedule of the constitution enshrines the distribution of power between the state legislature and the Panchayats.
(D) Out of the total seats to be filled with direct elections, one third to be filled with SCs & STs.
Choose the correct answer from the options given below: