Correct Option: B

The Introduction of High-yielding varieties of seeds and the increased use of fertilizers and irrigation are known collectively as the Green Revolution, which provided the increase in production needed to make India self-sufficient in food grains, thus improving agriculture in India. Genetically modified high-yielding wheat was first introduced to India in 1963 by Dr. Norman Borlaug. A proper facility of irrigation water was also key feature of the agricultural strategy behind Green Revolution.