The correct answer is (c). The new Wholesale Price Index with 2004-05 as the base year was released on 1 January, 2011.
The Wholesale Price Index (WPI) is a statistical indicator used to measure changes in the average price level of goods traded wholesale in India. It is compiled by the Ministry of Commerce and Industry, Government of India. The WPI is a monthly index, and is published on the first working day of every month.
The WPI is a weighted average of prices of a basket of goods, and the weights are based on the value of goods traded wholesale in India. The basket of goods is revised every five years. The current base year for the WPI is 2004-05.
The WPI is a useful indicator of inflation in the Indian economy. It is also used by businesses to set prices for their products and services.
The following are the options for the question:
(a) 14 September, 2010: This is incorrect. The new Wholesale Price Index with 2004-05 as the base year was not released on 14 September, 2010.
(b) 2 October, 2010: This is incorrect. The new Wholesale Price Index with 2004-05 as the base year was not released on 2 October, 2010.
(c) 1 January, 2011: This is the correct answer. The new Wholesale Price Index with 2004-05 as the base year was released on 1 January, 2011.
(d) 1 April, 2011: This is incorrect. The new Wholesale Price Index with 2004-05 as the base year was not released on 1 April, 2011.