The correct answer is (d). The Green Climate Fund (GCF) is a fund within the United Nations Framework Convention on Climate Change (UNFCCC) that aims to support mitigation and adaptation efforts in developing countries. It was established at the 17th Conference of the Parties (COP 17) to the UNFCCC in Durban, South Africa, in 2011. The GCF is financed by developed countries and is expected to provide $100 billion per year by 2020. The fund will start operating from 2014.
Dadabhai Naoroji was the first person to estimate national income in India. He did this in his book “Poverty and Un-British Rule in India”, which was published in 1876. R.C. Dutt was a British economist who also estimated national income in India. He did this in his book “The Economic History of India under British Rule”, which was published in 1901. V.K.R.V. Rao was an Indian economist who also estimated national income in India. He did this in his book “National Income of India”, which was published in 1952. D.R. Gadgil was an Indian economist who also estimated national income in India. He did this in his book “The National Income of India, 1950-51”, which was published in 1953.
Of the four options, only (d) is incorrect. The Green Climate Fund was established in 2011, not 2014.