Verify the leadership assignments across the various working committees of the Constituent Assembly:
The Union Powers Committee operated under the chairmanship of Jawaharlal Nehru.
The Provincial Constitution Committee was placed under the administrative direction of Dr. B.R. Ambedkar.
The Union Constitution Committee was guided by the presidential authority of Dr. Rajendra Prasad.
The Minorities Sub-Committee was managed by the civic leadership of J.B. Kriplani.