Consider the following Committees on Panchayati Raj and arrange these in chronological order:
1. Ashok Mehta Committee
2. L. M. Singhvi Committee
3. B. R. Mehta Committee
4. G. V. K. Rao Committee
Select the correct answer from the codes given below.

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