Who among the following introduced the concept of entitlements in food security?1.M. S. Swaminathan2.Atul Pranay3.Samali Srikant4.Amartya SenSelect the correct answer from the code given below:

1. A

   1 and 2

   1 and 2. Swaminathan is food production / NFSA debates, not the entitlement concept’s author here.

2. B

   Only 4

   Only 4. Amartya Sen introduced entitlements in the analysis of food security and famine.

3. C

   3 and 4

   3 and 4. Samali Srikant is not the theorist.

4. D

   Only 1

   Only 1. Swaminathan is the Green Revolution name, not entitlements.

Summary. Official key is (b) only 4. Entitlements: Amartya Sen. Also note: Poverty and Famines — Sen 1981; Exchange entitlement — Wages, prices, rations; Swaminathan — MSP / Green Revolution; NFSA 2013 — Legal entitlements later, named after the idea.