Who was the First Chairman of the Planning Commission of India?
Option 4 is the right answer.
The Planning Commission was an institution in the Government of India, which formulated India’s Five-Year Plans, among other functions. It was located at Yojana Bhawan, Sansad Marg, New Delhi. It was established in accordance with article 39 of the constitution which is a part of directive principles of state policy.
The present government of India has replaced the Planning Commission by Niti Ayog.