Correct Option: D

Justice D. K. Jain, Judge, Supreme Court of India, is the Chairman of the Twentieth Law Commission of India. The Twentieth Law Commission was constituted through a Government Order with effect from 1st September, 2012. It has a three-year term ending on 31st August, 2015. Note : The Union Government has appointed former Supreme Court (SC) judge Justice Balbir Singh Chauhan (66) as Chairman of the 21st Law Commission of India (LCI). Currently he is Chairman of the Cauvery River Water Disputes Tribunal. Earlier in September 2015, Union Government had constituted 21st LCI for period of 3 years with effect from 1 September 2015 to 31 August 2018.