The Balwant Rai Mehta Committee recommended the establishment of a three-tier "panchayati raj" structure in India. The committee`s objective was to decentralize power and promote local self-governance.

Option 1 is incorrect because it suggests that the committee recommended only having Gram Panchayats (village-level councils) and Panchayat Samitis (block-level councils). However, the committee`s recommendation was more comprehensive and included an additional tier of governance.

Option 2 is also incorrect because it suggests that the committee recommended only having Panchayat Samitis at the block level and Zilla Parishads (district-level councils). This option also misses the inclusion of Gram Panchayats at the village level in the committee`s recommendation.

Option 4 is not the correct answer either because it suggests that only Gram Panchayats at the village level and Zilla Parishads at the district level were recommended by the committee. Again, this option misses the inclusion of Panchayat Samitis at the block level.

The correct answer is option 3, which reflects the Balwant Rai Mehta Committee`s recommendation of having Gram Panchayats at the village level, Panchayat Samitis at the block level, and Zilla