Which of the following are the compulsory provisions of the 73^rd Constitutional Amendment Act (1992)?
1. Indirect election to the post of Chairperson of Panchayats at the intermediate level.
2. Reservation of one-third seats for women.
3. Reservation of seats for backward classes.
4. Constitution of a state Finance Commission.
Select the correct answer from the options given below:

A. 1 and 3

B. 1, 2 and 3

C. 1, 2 and 4

D. 1, 2, 3 and 4

Answer: Option C