Correct Answer: (b) Election Commission, Planning Commission, Finance Commission, Investment Commission
Solution:In option (b) the commissions are arranged in the correct sequence. The Election Commission of India was formed on 25th January, 1950. The Planning Commission was formed on 15th March, 1950. The Finance Commission was first time formed on 22nd November, 1951. The Investment Commission of India (ICI) was formed in December 2004.