Which of the following statements about the 73rd and 74th Constitution Amendment Act is/are correct?
1. It makes it mandatory for all States to establish a three-tier system of Government.
Representatives should be directly elected for five years.
3. There should be mandatory reservation of one-third of all seats in all Panchayats at all levels for women.
Select the correct answer using the code given below.

Options

A. 1 and 2 only
B. 2 and 3 only
C. 1, 2 and 3
D. 3 only