Correct Answer: (a) B. R. Mehta
Solution:Balwant Rai Mehta Committee was constituted in 1957 and recommended a three-tier system of Panchayati Raj. Ashok Mehta Committee was constituted in 1977 and submitted its report in 1978. Mehta committee recommended replacing three-tier system by two-tier system. In 1985 D. V. K. Rao Committee was constituted and it recommended for improvement in representative character of Panchayat. L. M. Singhvi Committee was constituted in 1986, which recommended local self-government and allocation of more financial resources to village Panchayats. In 1983 Hanumantha Rao Committee was constituted and it recommended for the decentralization of functions, powers and finance, setting up of district planning bodies and district planning cells.