Solution:NCBC is a constitutional body.NHRC is a statutory body.
National law commission is an executive body.
National Consumer Disputes Redressal Commission is a statutory body.
Therefore, only I statement, (a) is right.
National Commission for Backward Classes (NCBC) was initially constituted by the Central Govt by the National Commission for Backward Classes Act, 1993 and so far the Commission had been reconstituted 7 times up to 2016.
The present Commission (8th) has been accorded Constitutional Status and constituted through "The Constitution (One Hundred and Second Amendment) Act, 2018" Act.
Where by Article 338B has been inserted, forming a Commission for the socially and educationally backward classes to be known as National Commission for Backward Classes.