(a) whether the Government has started the exercise to revise base year to 2017-18 for computation of wholesale inflation with a view to present more realistic picture of the price situation;
(b) if so, the details thereof;
(c) whether it is true that in May last year, the Government revised the base year for Wholesale Price Index (WPI) based inflation to 2011-12 to give a better indication of changes in prices of commodities; and
(d) if so, the details thereof?