Detailed Solution:
The correct answer is “3 only”.
1) A Gram Sabha is comprised of all persons registered in the electoral rolls of a village who are above the age of 18 and reside within the area of that particular Panchayat.
2) The act provides for the reservation of not less than one-third of the total number of seats for women (including the number of seats reserved for women belonging to the SCs and STs).
3) There is indeed a Panchayat at the intermediate level between the Gram Panchayat and the Zila Panchayat.