The correct answer is: C. a-2, b-3, c-4, d-1.
Amrita Patel is the former chairman of the National Dairy Development Board (NDDB). She is a well-known figure in the dairy industry and has been instrumental in the development of the Indian dairy sector.
Indra Nooyi is the former CEO of PepsiCo. She is a highly respected business leader and has been recognized for her work in the field of corporate social responsibility.
Sunita Narayan is the founder and CEO of the environmental organization Care Earth. She is a leading voice on environmental issues and has been instrumental in raising awareness about the importance of protecting the environment.
Nandan Nilekani is the co-founder of Infosys. He is a leading figure in the Indian IT industry and has been recognized for his work in the field of information technology.
Here is a brief explanation of each option:
- Option A: a-1, b-4, c-2, d-3. This option is incorrect because Amrita Patel is not associated with information technology.
- Option B: a-2, b-1, c-3, d-4. This option is incorrect because Indra Nooyi is not associated with environmental science.
- Option C: a-2, b-3, c-4, d-1. This option is correct because Amrita Patel is associated with dairy development, Indra Nooyi is associated with Pepsi Co., Sunita Narayan is associated with environmental science, and Nandan Nilekani is associated with information technology.
- Option D: a-4, b-3, c-2, d-1. This option is incorrect because Nandan Nilekani is not associated with dairy development.