The correct answer is A. C. Rangarajan.
C. Rangarajan is an Indian economist and former chairman of the Reserve Bank of India. He was the chairman of the Fourteenth Finance Commission, which was appointed by the Government of India in 2013. The commission submitted its report in 2015.
Vijay Kelkar is an Indian economist and former finance minister of India. He was the chairman of the Twelfth Finance Commission, which was appointed by the Government of India in 2004. The commission submitted its report in 2005.
Y. V. Reddy is an Indian economist and former governor of the Reserve Bank of India. He was the chairman of the Thirteenth Finance Commission, which was appointed by the Government of India in 2009. The commission submitted its report in 2010.
Rakesh Mohan is an Indian economist and former deputy governor of the Reserve Bank of India. He was the chairman of the Eleventh Finance Commission, which was appointed by the Government of India in 2000. The commission submitted its report in 2001.