Correct Answer: M. S. Swaminathan

Solution : The correct answer is (c) M. S. Swaminathan.

Mankombu Sambasivan Swaminathan, commonly known as M. S. Swaminathan, is credited with playing a pivotal role in the development and implementation of the Green Revolution in India. He is an eminent agricultural scientist and geneticist who made significant contributions to agricultural research and technology.

Swaminathan worked extensively on developing high-yielding varieties of wheat that could withstand various environmental conditions and diseases. These varieties, combined with improved agricultural practices and inputs, played a crucial role in boosting agricultural productivity and food production during the Green Revolution.